18630488

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{6451}}^1$

素因数の和:6495

約数の個数: 24

約数和(自身を含む): 36873180

約数和(自身を除く): 18242692

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 6451, 12902, 25804, 51608, 122569, 245138, 490276, 980552, 2328811, 4657622, 9315244, 18630488]

約数ペア:

[(1, 18630488), (2, 9315244), (4, 4657622), (8, 2328811), (19, 980552), (38, 490276), (76, 245138), (152, 122569), (361, 51608), (722, 25804), (1444, 12902), (2888, 6451)]