19232521

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2473}}^1$

素因数の和:2592

約数の個数: 16

約数和(自身を含む): 24225408

約数和(自身を除く): 4992887

約数列:

[1, 7, 11, 77, 101, 707, 1111, 2473, 7777, 17311, 27203, 190421, 249773, 1748411, 2747503, 19232521]

約数ペア:

[(1, 19232521), (7, 2747503), (11, 1748411), (77, 249773), (101, 190421), (707, 27203), (1111, 17311), (2473, 7777)]