20120367488

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{827}}^1\times {\mathrm{14621}}^1$

素因数の和:15475

約数の個数: 64

約数和(自身を含む): 43222047120

約数和(自身を除く): 23101679632

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 827, 832, 1654, 1664, 3308, 6616, 10751, 13232, 14621, 21502, 26464, 29242, 43004, 52928, 58484, 86008, 105856, 116968, 172016, 190073, 233936, 344032, 380146, 467872, 688064, 760292, 935744, 1376128, 1520584, 1871488, 3041168, 6082336, 12091567, 12164672, 24183134, 24329344, 48366268, 96732536, 157190371, 193465072, 314380742, 386930144, 628761484, 773860288, 1257522968, 1547720576, 2515045936, 5030091872, 10060183744, 20120367488]

約数ペア:

[(1, 20120367488), (2, 10060183744), (4, 5030091872), (8, 2515045936), (13, 1547720576), (16, 1257522968), (26, 773860288), (32, 628761484), (52, 386930144), (64, 314380742), (104, 193465072), (128, 157190371), (208, 96732536), (416, 48366268), (827, 24329344), (832, 24183134), (1654, 12164672), (1664, 12091567), (3308, 6082336), (6616, 3041168), (10751, 1871488), (13232, 1520584), (14621, 1376128), (21502, 935744), (26464, 760292), (29242, 688064), (43004, 467872), (52928, 380146), (58484, 344032), (86008, 233936), (105856, 190073), (116968, 172016)]