19659470

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{3067}}^1$

素因数の和:3715

約数の個数: 16

約数和(自身を含む): 35453808

約数和(自身を除く): 15794338

約数列:

[1, 2, 5, 10, 641, 1282, 3067, 3205, 6134, 6410, 15335, 30670, 1965947, 3931894, 9829735, 19659470]

約数ペア:

[(1, 19659470), (2, 9829735), (5, 3931894), (10, 1965947), (641, 30670), (1282, 15335), (3067, 6410), (3205, 6134)]