20178562838

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{467}}^1\times {\mathrm{7331}}^1$

素因数の和:8228

約数の個数: 32

約数和(自身を含む): 34752976128

約数和(自身を除く): 14574413290

約数列:

[1, 2, 7, 14, 421, 467, 842, 934, 2947, 3269, 5894, 6538, 7331, 14662, 51317, 102634, 196607, 393214, 1376249, 2752498, 3086351, 3423577, 6172702, 6847154, 21604457, 23965039, 43208914, 47930078, 1441325917, 2882651834, 10089281419, 20178562838]

約数ペア:

[(1, 20178562838), (2, 10089281419), (7, 2882651834), (14, 1441325917), (421, 47930078), (467, 43208914), (842, 23965039), (934, 21604457), (2947, 6847154), (3269, 6172702), (5894, 3423577), (6538, 3086351), (7331, 2752498), (14662, 1376249), (51317, 393214), (102634, 196607)]