20575152

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1$

素因数の和:435

約数の個数: 120

約数和(自身を含む): 64318800

約数和(自身を除く): 43743648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 36, 39, 48, 52, 58, 72, 78, 87, 104, 116, 117, 144, 156, 174, 208, 232, 234, 261, 312, 348, 377, 379, 464, 468, 522, 624, 696, 754, 758, 936, 1044, 1131, 1137, 1392, 1508, 1516, 1872, 2088, 2262, 2274, 3016, 3032, 3393, 3411, 4176, 4524, 4548, 4927, 6032, 6064, 6786, 6822, 9048, 9096, 9854, 10991, 13572, 13644, 14781, 18096, 18192, 19708, 21982, 27144, 27288, 29562, 32973, 39416, 43964, 44343, 54288, 54576, 59124, 65946, 78832, 87928, 88686, 98919, 118248, 131892, 142883, 175856, 177372, 197838, 236496, 263784, 285766, 354744, 395676, 428649, 527568, 571532, 709488, 791352, 857298, 1143064, 1285947, 1582704, 1714596, 2286128, 2571894, 3429192, 5143788, 6858384, 10287576, 20575152]

約数ペア:

[(1, 20575152), (2, 10287576), (3, 6858384), (4, 5143788), (6, 3429192), (8, 2571894), (9, 2286128), (12, 1714596), (13, 1582704), (16, 1285947), (18, 1143064), (24, 857298), (26, 791352), (29, 709488), (36, 571532), (39, 527568), (48, 428649), (52, 395676), (58, 354744), (72, 285766), (78, 263784), (87, 236496), (104, 197838), (116, 177372), (117, 175856), (144, 142883), (156, 131892), (174, 118248), (208, 98919), (232, 88686), (234, 87928), (261, 78832), (312, 65946), (348, 59124), (377, 54576), (379, 54288), (464, 44343), (468, 43964), (522, 39416), (624, 32973), (696, 29562), (754, 27288), (758, 27144), (936, 21982), (1044, 19708), (1131, 18192), (1137, 18096), (1392, 14781), (1508, 13644), (1516, 13572), (1872, 10991), (2088, 9854), (2262, 9096), (2274, 9048), (3016, 6822), (3032, 6786), (3393, 6064), (3411, 6032), (4176, 4927), (4524, 4548)]