20261256

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:758

約数の個数: 64

約数和(自身を含む): 53697600

約数和(自身を除く): 33436344

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 43, 58, 86, 87, 116, 129, 172, 174, 232, 258, 344, 348, 516, 677, 696, 1032, 1247, 1354, 2031, 2494, 2708, 3741, 4062, 4988, 5416, 7482, 8124, 9976, 14964, 16248, 19633, 29111, 29928, 39266, 58222, 58899, 78532, 87333, 116444, 117798, 157064, 174666, 232888, 235596, 349332, 471192, 698664, 844219, 1688438, 2532657, 3376876, 5065314, 6753752, 10130628, 20261256]

約数ペア:

[(1, 20261256), (2, 10130628), (3, 6753752), (4, 5065314), (6, 3376876), (8, 2532657), (12, 1688438), (24, 844219), (29, 698664), (43, 471192), (58, 349332), (86, 235596), (87, 232888), (116, 174666), (129, 157064), (172, 117798), (174, 116444), (232, 87333), (258, 78532), (344, 58899), (348, 58222), (516, 39266), (677, 29928), (696, 29111), (1032, 19633), (1247, 16248), (1354, 14964), (2031, 9976), (2494, 8124), (2708, 7482), (3741, 5416), (4062, 4988)]