31940506

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{11927}}^1$

素因数の和:12045

約数の個数: 16

約数和(自身を含む): 52101504

約数和(自身を除く): 20160998

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 11927, 23854, 155051, 310102, 1228481, 2456962, 15970253, 31940506]

約数ペア:

[(1, 31940506), (2, 15970253), (13, 2456962), (26, 1228481), (103, 310102), (206, 155051), (1339, 23854), (2678, 11927)]