18057235

素因数分解:

$5^1\times 7^3\times {\mathrm{10529}}^1$

素因数の和:10555

約数の個数: 16

約数和(自身を含む): 25272000

約数和(自身を除く): 7214765

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 10529, 52645, 73703, 368515, 515921, 2579605, 3611447, 18057235]

約数ペア:

[(1, 18057235), (5, 3611447), (7, 2579605), (35, 515921), (49, 368515), (245, 73703), (343, 52645), (1715, 10529)]