2019967478

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1\times {\mathrm{22573}}^1$

素因数の和:23119

約数の個数: 16

約数和(自身を含む): 3066993936

約数和(自身を除く): 1047026458

約数列:

[1, 2, 101, 202, 443, 886, 22573, 44743, 45146, 89486, 2279873, 4559746, 9999839, 19999678, 1009983739, 2019967478]

約数ペア:

[(1, 2019967478), (2, 1009983739), (101, 19999678), (202, 9999839), (443, 4559746), (886, 2279873), (22573, 89486), (44743, 45146)]