20169136

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{7459}}^1$

素因数の和:7493

約数の個数: 30

約数和(自身を含む): 42320580

約数和(自身を除く): 22151444

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 7459, 14918, 29836, 59672, 96967, 119344, 193934, 387868, 775736, 1260571, 1551472, 2521142, 5042284, 10084568, 20169136]

約数ペア:

[(1, 20169136), (2, 10084568), (4, 5042284), (8, 2521142), (13, 1551472), (16, 1260571), (26, 775736), (52, 387868), (104, 193934), (169, 119344), (208, 96967), (338, 59672), (676, 29836), (1352, 14918), (2704, 7459)]