2011904435

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1\times {\mathrm{31321}}^1$

素因数の和:31798

約数の個数: 16

約数和(自身を含む): 2503254240

約数和(自身を除く): 491349805

約数列:

[1, 5, 29, 145, 443, 2215, 12847, 31321, 64235, 156605, 908309, 4541545, 13875203, 69376015, 402380887, 2011904435]

約数ペア:

[(1, 2011904435), (5, 402380887), (29, 69376015), (145, 13875203), (443, 4541545), (2215, 908309), (12847, 156605), (31321, 64235)]