20262445

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{19963}}^1$

素因数の和:20004

約数の個数: 16

約数和(自身を含む): 28748160

約数和(自身を除く): 8485715

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 19963, 99815, 139741, 578927, 698705, 2894635, 4052489, 20262445]

約数ペア:

[(1, 20262445), (5, 4052489), (7, 2894635), (29, 698705), (35, 578927), (145, 139741), (203, 99815), (1015, 19963)]