20222979

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1531}}^1$

素因数の和:1595

約数の個数: 32

約数和(自身を含む): 33532416

約数和(自身を除く): 13309437

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1531, 1887, 4403, 4593, 10717, 13209, 26027, 32151, 56647, 78081, 169941, 182189, 396529, 546567, 962999, 1189587, 2888997, 6740993, 20222979]

約数ペア:

[(1, 20222979), (3, 6740993), (7, 2888997), (17, 1189587), (21, 962999), (37, 546567), (51, 396529), (111, 182189), (119, 169941), (259, 78081), (357, 56647), (629, 32151), (777, 26027), (1531, 13209), (1887, 10717), (4403, 4593)]