20059405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{577}}^1$

素因数の和:1008

約数の個数: 16

約数和(自身を含む): 25593840

約数和(自身を除く): 5534435

約数列:

[1, 5, 17, 85, 409, 577, 2045, 2885, 6953, 9809, 34765, 49045, 235993, 1179965, 4011881, 20059405]

約数ペア:

[(1, 20059405), (5, 4011881), (17, 1179965), (85, 235993), (409, 49045), (577, 34765), (2045, 9809), (2885, 6953)]