18760685

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1229}}^1$

素因数の和:1348

約数の個数: 16

約数和(自身を含む): 23379840

約数和(自身を除く): 4619155

約数列:

[1, 5, 43, 71, 215, 355, 1229, 3053, 6145, 15265, 52847, 87259, 264235, 436295, 3752137, 18760685]

約数ペア:

[(1, 18760685), (5, 3752137), (43, 436295), (71, 264235), (215, 87259), (355, 52847), (1229, 15265), (3053, 6145)]