20073736

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2203}}^1$

素因数の和:2293

約数の個数: 32

約数和(自身を含む): 40465440

約数和(自身を除く): 20391704

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 268, 536, 1139, 2203, 2278, 4406, 4556, 8812, 9112, 17624, 37451, 74902, 147601, 149804, 295202, 299608, 590404, 1180808, 2509217, 5018434, 10036868, 20073736]

約数ペア:

[(1, 20073736), (2, 10036868), (4, 5018434), (8, 2509217), (17, 1180808), (34, 590404), (67, 299608), (68, 295202), (134, 149804), (136, 147601), (268, 74902), (536, 37451), (1139, 17624), (2203, 9112), (2278, 8812), (4406, 4556)]