19553474

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{613}}^1$

素因数の和:1045

約数の個数: 16

約数和(自身を含む): 30171960

約数和(自身を除く): 10618486

約数列:

[1, 2, 41, 82, 389, 613, 778, 1226, 15949, 25133, 31898, 50266, 238457, 476914, 9776737, 19553474]

約数ペア:

[(1, 19553474), (2, 9776737), (41, 476914), (82, 238457), (389, 50266), (613, 31898), (778, 25133), (1226, 15949)]