19381445

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2131}}^1$

素因数の和:2260

約数の個数: 16

約数和(自身を含む): 24867648

約数和(自身を除く): 5486203

約数列:

[1, 5, 17, 85, 107, 535, 1819, 2131, 9095, 10655, 36227, 181135, 228017, 1140085, 3876289, 19381445]

約数ペア:

[(1, 19381445), (5, 3876289), (17, 1140085), (85, 228017), (107, 181135), (535, 36227), (1819, 10655), (2131, 9095)]