20269288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6287}}^1$

素因数の和:6337

約数の個数: 32

約数和(自身を含む): 42255360

約数和(自身を除く): 21986072

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 6287, 12574, 25148, 50296, 81731, 163462, 194897, 326924, 389794, 653848, 779588, 1559176, 2533661, 5067322, 10134644, 20269288]

約数ペア:

[(1, 20269288), (2, 10134644), (4, 5067322), (8, 2533661), (13, 1559176), (26, 779588), (31, 653848), (52, 389794), (62, 326924), (104, 194897), (124, 163462), (248, 81731), (403, 50296), (806, 25148), (1612, 12574), (3224, 6287)]