2018894975

素因数分解:

$5^2\times {\mathrm{421}}^1\times {\mathrm{433}}^1\times {\mathrm{443}}^1$

素因数の和:1307

約数の個数: 24

約数和(自身を含む): 2520849072

約数和(自身を除く): 501954097

約数列:

[1, 5, 25, 421, 433, 443, 2105, 2165, 2215, 10525, 10825, 11075, 182293, 186503, 191819, 911465, 932515, 959095, 4557325, 4662575, 4795475, 80755799, 403778995, 2018894975]

約数ペア:

[(1, 2018894975), (5, 403778995), (25, 80755799), (421, 4795475), (433, 4662575), (443, 4557325), (2105, 959095), (2165, 932515), (2215, 911465), (10525, 191819), (10825, 186503), (11075, 182293)]