12940888

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{52181}}^1$

素因数の和:52218

約数の個数: 16

約数和(自身を含む): 25047360

約数和(自身を除く): 12106472

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 52181, 104362, 208724, 417448, 1617611, 3235222, 6470444, 12940888]

約数ペア:

[(1, 12940888), (2, 6470444), (4, 3235222), (8, 1617611), (31, 417448), (62, 208724), (124, 104362), (248, 52181)]