18309272

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2207}}^1$

素因数の和:2291

約数の個数: 32

約数和(自身を含む): 36961920

約数和(自身を除く): 18652648

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 2074, 2207, 4148, 4414, 8296, 8828, 17656, 37519, 75038, 134627, 150076, 269254, 300152, 538508, 1077016, 2288659, 4577318, 9154636, 18309272]

約数ペア:

[(1, 18309272), (2, 9154636), (4, 4577318), (8, 2288659), (17, 1077016), (34, 538508), (61, 300152), (68, 269254), (122, 150076), (136, 134627), (244, 75038), (488, 37519), (1037, 17656), (2074, 8828), (2207, 8296), (4148, 4414)]