20630418

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{787}}^1$

素因数の和:1066

約数の個数: 32

約数和(自身を含む): 43913664

約数和(自身を除く): 23283246

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 257, 514, 771, 787, 1542, 1574, 2361, 4369, 4722, 8738, 13107, 13379, 26214, 26758, 40137, 80274, 202259, 404518, 606777, 1213554, 3438403, 6876806, 10315209, 20630418]

約数ペア:

[(1, 20630418), (2, 10315209), (3, 6876806), (6, 3438403), (17, 1213554), (34, 606777), (51, 404518), (102, 202259), (257, 80274), (514, 40137), (771, 26758), (787, 26214), (1542, 13379), (1574, 13107), (2361, 8738), (4369, 4722)]