418156908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2680493}}^1$

素因数の和:2680513

約数の個数: 24

約数和(自身を含む): 1050753648

約数和(自身を除く): 632596740

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2680493, 5360986, 8041479, 10721972, 16082958, 32165916, 34846409, 69692818, 104539227, 139385636, 209078454, 418156908]

約数ペア:

[(1, 418156908), (2, 209078454), (3, 139385636), (4, 104539227), (6, 69692818), (12, 34846409), (13, 32165916), (26, 16082958), (39, 10721972), (52, 8041479), (78, 5360986), (156, 2680493)]