18922855

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^2$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 26705376

約数和(自身を除く): 7782521

約数列:

[1, 5, 7, 35, 53, 101, 265, 371, 505, 707, 1855, 3535, 5353, 10201, 26765, 37471, 51005, 71407, 187355, 357035, 540653, 2703265, 3784571, 18922855]

約数ペア:

[(1, 18922855), (5, 3784571), (7, 2703265), (35, 540653), (53, 357035), (101, 187355), (265, 71407), (371, 51005), (505, 37471), (707, 26765), (1855, 10201), (3535, 5353)]