26639210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{204917}}^1$

素因数の和:204937

約数の個数: 16

約数和(自身を含む): 51639336

約数和(自身を除く): 25000126

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 204917, 409834, 1024585, 2049170, 2663921, 5327842, 13319605, 26639210]

約数ペア:

[(1, 26639210), (2, 13319605), (5, 5327842), (10, 2663921), (13, 2049170), (26, 1024585), (65, 409834), (130, 204917)]