20176416

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1$

素因数の和:363

約数の個数: 144

約数和(自身を含む): 65631384

約数和(自身を除く): 45454968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 68, 72, 78, 96, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 288, 306, 312, 317, 408, 416, 442, 468, 544, 612, 624, 634, 663, 816, 884, 936, 951, 1224, 1248, 1268, 1326, 1632, 1768, 1872, 1902, 1989, 2448, 2536, 2652, 2853, 3536, 3744, 3804, 3978, 4121, 4896, 5072, 5304, 5389, 5706, 7072, 7608, 7956, 8242, 10144, 10608, 10778, 11412, 12363, 15216, 15912, 16167, 16484, 21216, 21556, 22824, 24726, 30432, 31824, 32334, 32968, 37089, 43112, 45648, 48501, 49452, 63648, 64668, 65936, 70057, 74178, 86224, 91296, 97002, 98904, 129336, 131872, 140114, 148356, 172448, 194004, 197808, 210171, 258672, 280228, 296712, 388008, 395616, 420342, 517344, 560456, 593424, 630513, 776016, 840684, 1120912, 1186848, 1261026, 1552032, 1681368, 2241824, 2522052, 3362736, 5044104, 6725472, 10088208, 20176416]

約数ペア:

[(1, 20176416), (2, 10088208), (3, 6725472), (4, 5044104), (6, 3362736), (8, 2522052), (9, 2241824), (12, 1681368), (13, 1552032), (16, 1261026), (17, 1186848), (18, 1120912), (24, 840684), (26, 776016), (32, 630513), (34, 593424), (36, 560456), (39, 517344), (48, 420342), (51, 395616), (52, 388008), (68, 296712), (72, 280228), (78, 258672), (96, 210171), (102, 197808), (104, 194004), (117, 172448), (136, 148356), (144, 140114), (153, 131872), (156, 129336), (204, 98904), (208, 97002), (221, 91296), (234, 86224), (272, 74178), (288, 70057), (306, 65936), (312, 64668), (317, 63648), (408, 49452), (416, 48501), (442, 45648), (468, 43112), (544, 37089), (612, 32968), (624, 32334), (634, 31824), (663, 30432), (816, 24726), (884, 22824), (936, 21556), (951, 21216), (1224, 16484), (1248, 16167), (1268, 15912), (1326, 15216), (1632, 12363), (1768, 11412), (1872, 10778), (1902, 10608), (1989, 10144), (2448, 8242), (2536, 7956), (2652, 7608), (2853, 7072), (3536, 5706), (3744, 5389), (3804, 5304), (3978, 5072), (4121, 4896)]