26519620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{32341}}^1$

素因数の和:32391

約数の個数: 24

約数和(自身を含む): 57051288

約数和(自身を除く): 30531668

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 32341, 64682, 129364, 161705, 323410, 646820, 1325981, 2651962, 5303924, 6629905, 13259810, 26519620]

約数ペア:

[(1, 26519620), (2, 13259810), (4, 6629905), (5, 5303924), (10, 2651962), (20, 1325981), (41, 646820), (82, 323410), (164, 161705), (205, 129364), (410, 64682), (820, 32341)]