19036990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{38851}}^1$

素因数の和:38872

約数の個数: 24

約数和(自身を含む): 39862152

約数和(自身を除く): 20825162

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 38851, 77702, 194255, 271957, 388510, 543914, 1359785, 1903699, 2719570, 3807398, 9518495, 19036990]

約数ペア:

[(1, 19036990), (2, 9518495), (5, 3807398), (7, 2719570), (10, 1903699), (14, 1359785), (35, 543914), (49, 388510), (70, 271957), (98, 194255), (245, 77702), (490, 38851)]