19221710

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{31511}}^1$

素因数の和:31579

約数の個数: 16

約数和(自身を含む): 35167392

約数和(自身を除く): 15945682

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 31511, 63022, 157555, 315110, 1922171, 3844342, 9610855, 19221710]

約数ペア:

[(1, 19221710), (2, 9610855), (5, 3844342), (10, 1922171), (61, 315110), (122, 157555), (305, 63022), (610, 31511)]