19102550

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5381}}^1$

素因数の和:5464

約数の個数: 24

約数和(自身を含む): 36037872

約数和(自身を除く): 16935322

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 5381, 10762, 26905, 53810, 134525, 269050, 382051, 764102, 1910255, 3820510, 9551275, 19102550]

約数ペア:

[(1, 19102550), (2, 9551275), (5, 3820510), (10, 1910255), (25, 764102), (50, 382051), (71, 269050), (142, 134525), (355, 53810), (710, 26905), (1775, 10762), (3550, 5381)]