18247216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2371}}^1$

素因数の和:2429

約数の個数: 40

約数和(自身を含む): 39119024

約数和(自身を除く): 20871808

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 592, 962, 1924, 2371, 3848, 4742, 7696, 9484, 18968, 30823, 37936, 61646, 87727, 123292, 175454, 246584, 350908, 493168, 701816, 1140451, 1403632, 2280902, 4561804, 9123608, 18247216]

約数ペア:

[(1, 18247216), (2, 9123608), (4, 4561804), (8, 2280902), (13, 1403632), (16, 1140451), (26, 701816), (37, 493168), (52, 350908), (74, 246584), (104, 175454), (148, 123292), (208, 87727), (296, 61646), (481, 37936), (592, 30823), (962, 18968), (1924, 9484), (2371, 7696), (3848, 4742)]