20275827

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{313}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 32073216

約数和(自身を除く): 11797389

約数列:

[1, 3, 11, 13, 33, 39, 143, 151, 313, 429, 453, 939, 1661, 1963, 3443, 4069, 4983, 5889, 10329, 12207, 21593, 44759, 47263, 64779, 134277, 141789, 519893, 614419, 1559679, 1843257, 6758609, 20275827]

約数ペア:

[(1, 20275827), (3, 6758609), (11, 1843257), (13, 1559679), (33, 614419), (39, 519893), (143, 141789), (151, 134277), (313, 64779), (429, 47263), (453, 44759), (939, 21593), (1661, 12207), (1963, 10329), (3443, 5889), (4069, 4983)]