2019988779

素因数分解:

$3^1\times {\mathrm{41}}^2\times {\mathrm{181}}^1\times {\mathrm{2213}}^1$

素因数の和:2479

約数の個数: 24

約数和(自身を含む): 2777117616

約数和(自身を除く): 757128837

約数列:

[1, 3, 41, 123, 181, 543, 1681, 2213, 5043, 6639, 7421, 22263, 90733, 272199, 304261, 400553, 912783, 1201659, 3720053, 11160159, 16422673, 49268019, 673329593, 2019988779]

約数ペア:

[(1, 2019988779), (3, 673329593), (41, 49268019), (123, 16422673), (181, 11160159), (543, 3720053), (1681, 1201659), (2213, 912783), (5043, 400553), (6639, 304261), (7421, 272199), (22263, 90733)]