20117967478

素因数分解:

$2^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{2200609}}^1$

素因数の和:2201271

約数の個数: 16

約数和(自身を含む): 34540774560

約数和(自身を除く): 14422807082

約数列:

[1, 2, 7, 14, 653, 1306, 4571, 9142, 2200609, 4401218, 15404263, 30808526, 1436997677, 2873995354, 10058983739, 20117967478]

約数ペア:

[(1, 20117967478), (2, 10058983739), (7, 2873995354), (14, 1436997677), (653, 30808526), (1306, 15404263), (4571, 4401218), (9142, 2200609)]