19109830

素因数分解:

$2^1\times 5^1\times {\mathrm{877}}^1\times {\mathrm{2179}}^1$

素因数の和:3063

約数の個数: 16

約数和(自身を含む): 34452720

約数和(自身を除く): 15342890

約数列:

[1, 2, 5, 10, 877, 1754, 2179, 4358, 4385, 8770, 10895, 21790, 1910983, 3821966, 9554915, 19109830]

約数ペア:

[(1, 19109830), (2, 9554915), (5, 3821966), (10, 1910983), (877, 21790), (1754, 10895), (2179, 8770), (4358, 4385)]