19542898

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{2011}}^1$

素因数の和:2169

約数の個数: 16

約数和(自身を含む): 30276576

約数和(自身を除く): 10733678

約数列:

[1, 2, 43, 86, 113, 226, 2011, 4022, 4859, 9718, 86473, 172946, 227243, 454486, 9771449, 19542898]

約数ペア:

[(1, 19542898), (2, 9771449), (43, 454486), (86, 227243), (113, 172946), (226, 86473), (2011, 9718), (4022, 4859)]