19673960

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3301}}^1$

素因数の和:3461

約数の個数: 32

約数和(自身を含む): 44577000

約数和(自身を除く): 24903040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 3301, 5960, 6602, 13204, 16505, 26408, 33010, 66020, 132040, 491849, 983698, 1967396, 2459245, 3934792, 4918490, 9836980, 19673960]

約数ペア:

[(1, 19673960), (2, 9836980), (4, 4918490), (5, 3934792), (8, 2459245), (10, 1967396), (20, 983698), (40, 491849), (149, 132040), (298, 66020), (596, 33010), (745, 26408), (1192, 16505), (1490, 13204), (2980, 6602), (3301, 5960)]