20064088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 43182720

約数和(自身を除く): 23118632

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 67, 82, 83, 88, 134, 164, 166, 268, 328, 332, 451, 536, 664, 737, 902, 913, 1474, 1804, 1826, 2747, 2948, 3403, 3608, 3652, 5494, 5561, 5896, 6806, 7304, 10988, 11122, 13612, 21976, 22244, 27224, 30217, 37433, 44488, 60434, 61171, 74866, 120868, 122342, 149732, 228001, 241736, 244684, 299464, 456002, 489368, 912004, 1824008, 2508011, 5016022, 10032044, 20064088]

約数ペア:

[(1, 20064088), (2, 10032044), (4, 5016022), (8, 2508011), (11, 1824008), (22, 912004), (41, 489368), (44, 456002), (67, 299464), (82, 244684), (83, 241736), (88, 228001), (134, 149732), (164, 122342), (166, 120868), (268, 74866), (328, 61171), (332, 60434), (451, 44488), (536, 37433), (664, 30217), (737, 27224), (902, 22244), (913, 21976), (1474, 13612), (1804, 11122), (1826, 10988), (2747, 7304), (2948, 6806), (3403, 5896), (3608, 5561), (3652, 5494)]