19210528

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:329

約数の個数: 48

約数和(自身を含む): 39674880

約数和(自身を除く): 20464352

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 127, 163, 232, 254, 326, 464, 508, 652, 928, 1016, 1304, 2032, 2608, 3683, 4064, 4727, 5216, 7366, 9454, 14732, 18908, 20701, 29464, 37816, 41402, 58928, 75632, 82804, 117856, 151264, 165608, 331216, 600329, 662432, 1200658, 2401316, 4802632, 9605264, 19210528]

約数ペア:

[(1, 19210528), (2, 9605264), (4, 4802632), (8, 2401316), (16, 1200658), (29, 662432), (32, 600329), (58, 331216), (116, 165608), (127, 151264), (163, 117856), (232, 82804), (254, 75632), (326, 58928), (464, 41402), (508, 37816), (652, 29464), (928, 20701), (1016, 18908), (1304, 14732), (2032, 9454), (2608, 7366), (3683, 5216), (4064, 4727)]