20211044705

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1019}}^1\times {\mathrm{2027}}^1$

素因数の和:3173

約数の個数: 32

約数和(自身を含む): 25815628800

約数和(自身を除く): 5604584095

約数列:

[1, 5, 19, 95, 103, 515, 1019, 1957, 2027, 5095, 9785, 10135, 19361, 38513, 96805, 104957, 192565, 208781, 524785, 1043905, 1994183, 2065513, 3966839, 9970915, 10327565, 19834195, 39244747, 196223735, 212747839, 1063739195, 4042208941, 20211044705]

約数ペア:

[(1, 20211044705), (5, 4042208941), (19, 1063739195), (95, 212747839), (103, 196223735), (515, 39244747), (1019, 19834195), (1957, 10327565), (2027, 9970915), (5095, 3966839), (9785, 2065513), (10135, 1994183), (19361, 1043905), (38513, 524785), (96805, 208781), (104957, 192565)]