19724401225

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{379}}^1\times {\mathrm{56263}}^1$

素因数の和:56689

約数の個数: 24

約数和(自身を含む): 25186016960

約数和(自身を除く): 5461615735

約数列:

[1, 5, 25, 37, 185, 379, 925, 1895, 9475, 14023, 56263, 70115, 281315, 350575, 1406575, 2081731, 10408655, 21323677, 52043275, 106618385, 533091925, 788976049, 3944880245, 19724401225]

約数ペア:

[(1, 19724401225), (5, 3944880245), (25, 788976049), (37, 533091925), (185, 106618385), (379, 52043275), (925, 21323677), (1895, 10408655), (9475, 2081731), (14023, 1406575), (56263, 350575), (70115, 281315)]