20171783048

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2175559}}^1$

素因数の和:2175645

約数の個数: 32

約数和(自身を含む): 40465416000

約数和(自身を除く): 20293632952

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 2175559, 4351118, 8702236, 17404472, 41335621, 82671242, 132709099, 165342484, 265418198, 330684968, 530836396, 1061672792, 2521472881, 5042945762, 10085891524, 20171783048]

約数ペア:

[(1, 20171783048), (2, 10085891524), (4, 5042945762), (8, 2521472881), (19, 1061672792), (38, 530836396), (61, 330684968), (76, 265418198), (122, 165342484), (152, 132709099), (244, 82671242), (488, 41335621), (1159, 17404472), (2318, 8702236), (4636, 4351118), (9272, 2175559)]