25923664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{124633}}^1$

素因数の和:124654

約数の個数: 20

約数和(自身を含む): 54091156

約数和(自身を除く): 28167492

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 124633, 249266, 498532, 997064, 1620229, 1994128, 3240458, 6480916, 12961832, 25923664]

約数ペア:

[(1, 25923664), (2, 12961832), (4, 6480916), (8, 3240458), (13, 1994128), (16, 1620229), (26, 997064), (52, 498532), (104, 249266), (208, 124633)]