20758450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{21851}}^1$

素因数の和:21882

約数の個数: 24

約数和(自身を含む): 40644720

約数和(自身を除く): 19886270

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 21851, 43702, 109255, 218510, 415169, 546275, 830338, 1092550, 2075845, 4151690, 10379225, 20758450]

約数ペア:

[(1, 20758450), (2, 10379225), (5, 4151690), (10, 2075845), (19, 1092550), (25, 830338), (38, 546275), (50, 415169), (95, 218510), (190, 109255), (475, 43702), (950, 21851)]