209513044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4029097}}^1$

素因数の和:4029114

約数の個数: 12

約数和(自身を含む): 394851604

約数和(自身を除く): 185338560

約数列:

[1, 2, 4, 13, 26, 52, 4029097, 8058194, 16116388, 52378261, 104756522, 209513044]

約数ペア:

[(1, 209513044), (2, 104756522), (4, 52378261), (13, 16116388), (26, 8058194), (52, 4029097)]