19291982

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5101}}^1$

素因数の和:5195

約数の個数: 16

約数和(自身を含む): 30367104

約数和(自身を除く): 11075122

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 5101, 10202, 158131, 311161, 316262, 622322, 9645991, 19291982]

約数ペア:

[(1, 19291982), (2, 9645991), (31, 622322), (61, 316262), (62, 311161), (122, 158131), (1891, 10202), (3782, 5101)]