18858879

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{4133}}^1$

素因数の和:4168

約数の個数: 24

約数和(自身を含む): 30260880

約数和(自身を除く): 11402001

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1521, 4133, 4563, 12399, 37197, 53729, 111591, 161187, 483561, 698477, 1450683, 2095431, 6286293, 18858879]

約数ペア:

[(1, 18858879), (3, 6286293), (9, 2095431), (13, 1450683), (27, 698477), (39, 483561), (117, 161187), (169, 111591), (351, 53729), (507, 37197), (1521, 12399), (4133, 4563)]