20791096

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 39877200

約数和(自身を除く): 19086104

約数列:

[1, 2, 4, 8, 109, 113, 211, 218, 226, 422, 436, 452, 844, 872, 904, 1688, 12317, 22999, 23843, 24634, 45998, 47686, 49268, 91996, 95372, 98536, 183992, 190744, 2598887, 5197774, 10395548, 20791096]

約数ペア:

[(1, 20791096), (2, 10395548), (4, 5197774), (8, 2598887), (109, 190744), (113, 183992), (211, 98536), (218, 95372), (226, 91996), (422, 49268), (436, 47686), (452, 45998), (844, 24634), (872, 23843), (904, 22999), (1688, 12317)]