19311094

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8053}}^1$

素因数の和:8175

約数の個数: 16

約数和(自身を含む): 31893840

約数和(自身を除く): 12582746

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 8053, 16106, 88583, 177166, 877777, 1755554, 9655547, 19311094]

約数ペア:

[(1, 19311094), (2, 9655547), (11, 1755554), (22, 877777), (109, 177166), (218, 88583), (1199, 16106), (2398, 8053)]