20123866

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{35059}}^1$

素因数の和:35109

約数の個数: 16

約数和(自身を含む): 35340480

約数和(自身を除く): 15216614

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 35059, 70118, 245413, 490826, 1437419, 2874838, 10061933, 20123866]

約数ペア:

[(1, 20123866), (2, 10061933), (7, 2874838), (14, 1437419), (41, 490826), (82, 245413), (287, 70118), (574, 35059)]