20431536

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:594

約数の個数: 80

約数和(自身を含む): 56960640

約数和(自身を除く): 36529104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 43, 48, 57, 76, 86, 114, 129, 152, 172, 228, 258, 304, 344, 456, 516, 521, 688, 817, 912, 1032, 1042, 1563, 1634, 2064, 2084, 2451, 3126, 3268, 4168, 4902, 6252, 6536, 8336, 9804, 9899, 12504, 13072, 19608, 19798, 22403, 25008, 29697, 39216, 39596, 44806, 59394, 67209, 79192, 89612, 118788, 134418, 158384, 179224, 237576, 268836, 358448, 425657, 475152, 537672, 851314, 1075344, 1276971, 1702628, 2553942, 3405256, 5107884, 6810512, 10215768, 20431536]

約数ペア:

[(1, 20431536), (2, 10215768), (3, 6810512), (4, 5107884), (6, 3405256), (8, 2553942), (12, 1702628), (16, 1276971), (19, 1075344), (24, 851314), (38, 537672), (43, 475152), (48, 425657), (57, 358448), (76, 268836), (86, 237576), (114, 179224), (129, 158384), (152, 134418), (172, 118788), (228, 89612), (258, 79192), (304, 67209), (344, 59394), (456, 44806), (516, 39596), (521, 39216), (688, 29697), (817, 25008), (912, 22403), (1032, 19798), (1042, 19608), (1563, 13072), (1634, 12504), (2064, 9899), (2084, 9804), (2451, 8336), (3126, 6536), (3268, 6252), (4168, 4902)]