18897908

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1613}}^1$

素因数の和:1747

約数の個数: 24

約数和(自身を含む): 34571880

約数和(自身を除く): 15673972

約数列:

[1, 2, 4, 29, 58, 101, 116, 202, 404, 1613, 2929, 3226, 5858, 6452, 11716, 46777, 93554, 162913, 187108, 325826, 651652, 4724477, 9448954, 18897908]

約数ペア:

[(1, 18897908), (2, 9448954), (4, 4724477), (29, 651652), (58, 325826), (101, 187108), (116, 162913), (202, 93554), (404, 46777), (1613, 11716), (2929, 6452), (3226, 5858)]