16813688

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1407

約数の個数: 32

約数和(自身を含む): 33155760

約数和(自身を除く): 16342072

約数列:

[1, 2, 4, 8, 37, 43, 74, 86, 148, 172, 296, 344, 1321, 1591, 2642, 3182, 5284, 6364, 10568, 12728, 48877, 56803, 97754, 113606, 195508, 227212, 391016, 454424, 2101711, 4203422, 8406844, 16813688]

約数ペア:

[(1, 16813688), (2, 8406844), (4, 4203422), (8, 2101711), (37, 454424), (43, 391016), (74, 227212), (86, 195508), (148, 113606), (172, 97754), (296, 56803), (344, 48877), (1321, 12728), (1591, 10568), (2642, 6364), (3182, 5284)]