19639850

素因数分解:

$2^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{3671}}^1$

素因数の和:3790

約数の個数: 24

約数和(自身を含む): 36881568

約数和(自身を除く): 17241718

約数列:

[1, 2, 5, 10, 25, 50, 107, 214, 535, 1070, 2675, 3671, 5350, 7342, 18355, 36710, 91775, 183550, 392797, 785594, 1963985, 3927970, 9819925, 19639850]

約数ペア:

[(1, 19639850), (2, 9819925), (5, 3927970), (10, 1963985), (25, 785594), (50, 392797), (107, 183550), (214, 91775), (535, 36710), (1070, 18355), (2675, 7342), (3671, 5350)]