20861326

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{7159}}^1$

素因数の和:7239

約数の個数: 16

約数和(自身を含む): 32993280

約数和(自身を除く): 12131954

約数列:

[1, 2, 31, 47, 62, 94, 1457, 2914, 7159, 14318, 221929, 336473, 443858, 672946, 10430663, 20861326]

約数ペア:

[(1, 20861326), (2, 10430663), (31, 672946), (47, 443858), (62, 336473), (94, 221929), (1457, 14318), (2914, 7159)]