20571223629

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{3967}}^1$

素因数の和:4186

約数の個数: 64

約数和(自身を含む): 31961382912

約数和(自身を除く): 11390159283

約数列:

[1, 3, 11, 31, 33, 37, 93, 111, 137, 341, 407, 411, 1023, 1147, 1221, 1507, 3441, 3967, 4247, 4521, 5069, 11901, 12617, 12741, 15207, 37851, 43637, 46717, 55759, 122977, 130911, 140151, 146779, 157139, 167277, 368931, 440337, 471417, 543479, 1352747, 1614569, 1630437, 1728529, 4058241, 4550149, 4843707, 5185587, 5978269, 13650447, 16847849, 17934807, 20108723, 50051639, 50543547, 60326169, 150154917, 185326339, 221195953, 555979017, 623370413, 663587859, 1870111239, 6857074543, 20571223629]

約数ペア:

[(1, 20571223629), (3, 6857074543), (11, 1870111239), (31, 663587859), (33, 623370413), (37, 555979017), (93, 221195953), (111, 185326339), (137, 150154917), (341, 60326169), (407, 50543547), (411, 50051639), (1023, 20108723), (1147, 17934807), (1221, 16847849), (1507, 13650447), (3441, 5978269), (3967, 5185587), (4247, 4843707), (4521, 4550149), (5069, 4058241), (11901, 1728529), (12617, 1630437), (12741, 1614569), (15207, 1352747), (37851, 543479), (43637, 471417), (46717, 440337), (55759, 368931), (122977, 167277), (130911, 157139), (140151, 146779)]