40018378

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{3511}}^1$

素因数の和:3693

約数の個数: 16

約数和(自身を含む): 61951680

約数和(自身を除く): 21933302

約数列:

[1, 2, 41, 82, 139, 278, 3511, 5699, 7022, 11398, 143951, 287902, 488029, 976058, 20009189, 40018378]

約数ペア:

[(1, 40018378), (2, 20009189), (41, 976058), (82, 488029), (139, 287902), (278, 143951), (3511, 11398), (5699, 7022)]