2019940937

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{65687}}^1$

素因数の和:65908

約数の個数: 16

約数和(自身を含む): 2421522432

約数和(自身を除く): 401581495

約数列:

[1, 7, 23, 161, 191, 1337, 4393, 30751, 65687, 459809, 1510801, 10575607, 12546217, 87823519, 288562991, 2019940937]

約数ペア:

[(1, 2019940937), (7, 288562991), (23, 87823519), (161, 12546217), (191, 10575607), (1337, 1510801), (4393, 459809), (30751, 65687)]