20123157792

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4657}}^1$

素因数の和:4815

約数の個数: 192

約数和(自身を含む): 58596894720

約数和(自身を除く): 38473736928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 32, 38, 46, 48, 57, 69, 76, 92, 96, 103, 114, 138, 152, 184, 206, 228, 276, 304, 309, 368, 412, 437, 456, 552, 608, 618, 736, 824, 874, 912, 1104, 1236, 1311, 1648, 1748, 1824, 1957, 2208, 2369, 2472, 2622, 3296, 3496, 3914, 4657, 4738, 4944, 5244, 5871, 6992, 7107, 7828, 9314, 9476, 9888, 10488, 11742, 13971, 13984, 14214, 15656, 18628, 18952, 20976, 23484, 27942, 28428, 31312, 37256, 37904, 41952, 45011, 46968, 55884, 56856, 62624, 74512, 75808, 88483, 90022, 93936, 107111, 111768, 113712, 135033, 149024, 176966, 180044, 187872, 214222, 223536, 227424, 265449, 270066, 321333, 353932, 360088, 428444, 447072, 479671, 530898, 540132, 642666, 707864, 720176, 856888, 959342, 1061796, 1080264, 1285332, 1415728, 1439013, 1440352, 1713776, 1918684, 2035109, 2123592, 2160528, 2570664, 2831456, 2878026, 3427552, 3837368, 4070218, 4247184, 4321056, 5141328, 5756052, 6105327, 7674736, 8140436, 8494368, 9113749, 10282656, 11032433, 11512104, 12210654, 15349472, 16280872, 18227498, 22064866, 23024208, 24421308, 27341247, 32561744, 33097299, 36454996, 44129732, 46048416, 48842616, 54682494, 65123488, 66194598, 72909992, 88259464, 97685232, 109364988, 132389196, 145819984, 176518928, 195370464, 209616227, 218729976, 264778392, 291639968, 353037856, 419232454, 437459952, 529556784, 628848681, 838464908, 874919904, 1059113568, 1257697362, 1676929816, 2515394724, 3353859632, 5030789448, 6707719264, 10061578896, 20123157792]

約数ペア:

[(1, 20123157792), (2, 10061578896), (3, 6707719264), (4, 5030789448), (6, 3353859632), (8, 2515394724), (12, 1676929816), (16, 1257697362), (19, 1059113568), (23, 874919904), (24, 838464908), (32, 628848681), (38, 529556784), (46, 437459952), (48, 419232454), (57, 353037856), (69, 291639968), (76, 264778392), (92, 218729976), (96, 209616227), (103, 195370464), (114, 176518928), (138, 145819984), (152, 132389196), (184, 109364988), (206, 97685232), (228, 88259464), (276, 72909992), (304, 66194598), (309, 65123488), (368, 54682494), (412, 48842616), (437, 46048416), (456, 44129732), (552, 36454996), (608, 33097299), (618, 32561744), (736, 27341247), (824, 24421308), (874, 23024208), (912, 22064866), (1104, 18227498), (1236, 16280872), (1311, 15349472), (1648, 12210654), (1748, 11512104), (1824, 11032433), (1957, 10282656), (2208, 9113749), (2369, 8494368), (2472, 8140436), (2622, 7674736), (3296, 6105327), (3496, 5756052), (3914, 5141328), (4657, 4321056), (4738, 4247184), (4944, 4070218), (5244, 3837368), (5871, 3427552), (6992, 2878026), (7107, 2831456), (7828, 2570664), (9314, 2160528), (9476, 2123592), (9888, 2035109), (10488, 1918684), (11742, 1713776), (13971, 1440352), (13984, 1439013), (14214, 1415728), (15656, 1285332), (18628, 1080264), (18952, 1061796), (20976, 959342), (23484, 856888), (27942, 720176), (28428, 707864), (31312, 642666), (37256, 540132), (37904, 530898), (41952, 479671), (45011, 447072), (46968, 428444), (55884, 360088), (56856, 353932), (62624, 321333), (74512, 270066), (75808, 265449), (88483, 227424), (90022, 223536), (93936, 214222), (107111, 187872), (111768, 180044), (113712, 176966), (135033, 149024)]