209991856

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{1229}}^1$

素因数の和:1477

約数の個数: 40

約数和(自身を含む): 416379600

約数和(自身を除く): 206387744

約数列:

[1, 2, 4, 8, 16, 59, 118, 181, 236, 362, 472, 724, 944, 1229, 1448, 2458, 2896, 4916, 9832, 10679, 19664, 21358, 42716, 72511, 85432, 145022, 170864, 222449, 290044, 444898, 580088, 889796, 1160176, 1779592, 3559184, 13124491, 26248982, 52497964, 104995928, 209991856]

約数ペア:

[(1, 209991856), (2, 104995928), (4, 52497964), (8, 26248982), (16, 13124491), (59, 3559184), (118, 1779592), (181, 1160176), (236, 889796), (362, 580088), (472, 444898), (724, 290044), (944, 222449), (1229, 170864), (1448, 145022), (2458, 85432), (2896, 72511), (4916, 42716), (9832, 21358), (10679, 19664)]