20943848

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1069}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 41088000

約数和(自身を除く): 20144152

約数列:

[1, 2, 4, 8, 31, 62, 79, 124, 158, 248, 316, 632, 1069, 2138, 2449, 4276, 4898, 8552, 9796, 19592, 33139, 66278, 84451, 132556, 168902, 265112, 337804, 675608, 2617981, 5235962, 10471924, 20943848]

約数ペア:

[(1, 20943848), (2, 10471924), (4, 5235962), (8, 2617981), (31, 675608), (62, 337804), (79, 265112), (124, 168902), (158, 132556), (248, 84451), (316, 66278), (632, 33139), (1069, 19592), (2138, 9796), (2449, 8552), (4276, 4898)]