20133984

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 61426512

約数和(自身を除く): 41292528

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 68, 73, 78, 96, 102, 104, 136, 146, 156, 169, 204, 208, 219, 221, 272, 292, 312, 338, 408, 416, 438, 442, 507, 544, 584, 624, 663, 676, 816, 876, 884, 949, 1014, 1168, 1241, 1248, 1326, 1352, 1632, 1752, 1768, 1898, 2028, 2336, 2482, 2652, 2704, 2847, 2873, 3504, 3536, 3723, 3796, 4056, 4964, 5304, 5408, 5694, 5746, 7008, 7072, 7446, 7592, 8112, 8619, 9928, 10608, 11388, 11492, 12337, 14892, 15184, 16133, 16224, 17238, 19856, 21216, 22776, 22984, 24674, 29784, 30368, 32266, 34476, 37011, 39712, 45552, 45968, 48399, 49348, 59568, 64532, 68952, 74022, 91104, 91936, 96798, 98696, 119136, 129064, 137904, 148044, 193596, 197392, 209729, 258128, 275808, 296088, 387192, 394784, 419458, 516256, 592176, 629187, 774384, 838916, 1184352, 1258374, 1548768, 1677832, 2516748, 3355664, 5033496, 6711328, 10066992, 20133984]

約数ペア:

[(1, 20133984), (2, 10066992), (3, 6711328), (4, 5033496), (6, 3355664), (8, 2516748), (12, 1677832), (13, 1548768), (16, 1258374), (17, 1184352), (24, 838916), (26, 774384), (32, 629187), (34, 592176), (39, 516256), (48, 419458), (51, 394784), (52, 387192), (68, 296088), (73, 275808), (78, 258128), (96, 209729), (102, 197392), (104, 193596), (136, 148044), (146, 137904), (156, 129064), (169, 119136), (204, 98696), (208, 96798), (219, 91936), (221, 91104), (272, 74022), (292, 68952), (312, 64532), (338, 59568), (408, 49348), (416, 48399), (438, 45968), (442, 45552), (507, 39712), (544, 37011), (584, 34476), (624, 32266), (663, 30368), (676, 29784), (816, 24674), (876, 22984), (884, 22776), (949, 21216), (1014, 19856), (1168, 17238), (1241, 16224), (1248, 16133), (1326, 15184), (1352, 14892), (1632, 12337), (1752, 11492), (1768, 11388), (1898, 10608), (2028, 9928), (2336, 8619), (2482, 8112), (2652, 7592), (2704, 7446), (2847, 7072), (2873, 7008), (3504, 5746), (3536, 5694), (3723, 5408), (3796, 5304), (4056, 4964)]