2108112822145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1917329}}^1\times {\mathrm{19991}}^1$

素因数の和:1937336

約数の個数: 16

約数和(自身を含む): 2759850817920

約数和(自身を除く): 651737995775

約数列:

[1, 5, 11, 55, 19991, 99955, 219901, 1099505, 1917329, 9586645, 21090619, 105453095, 38329324039, 191646620195, 421622564429, 2108112822145]

約数ペア:

[(1, 2108112822145), (5, 421622564429), (11, 191646620195), (55, 38329324039), (19991, 105453095), (99955, 21090619), (219901, 9586645), (1099505, 1917329)]