20002708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2789}}^1$

素因数の和:2967

約数の個数: 24

約数和(自身を含む): 38435040

約数和(自身を除く): 18432332

約数列:

[1, 2, 4, 11, 22, 44, 163, 326, 652, 1793, 2789, 3586, 5578, 7172, 11156, 30679, 61358, 122716, 454607, 909214, 1818428, 5000677, 10001354, 20002708]

約数ペア:

[(1, 20002708), (2, 10001354), (4, 5000677), (11, 1818428), (22, 909214), (44, 454607), (163, 122716), (326, 61358), (652, 30679), (1793, 11156), (2789, 7172), (3586, 5578)]