20880054

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89231}}^1$

素因数の和:89252

約数の個数: 24

約数和(自身を含む): 48720672

約数和(自身を除く): 27840618

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 89231, 178462, 267693, 535386, 803079, 1160003, 1606158, 2320006, 3480009, 6960018, 10440027, 20880054]

約数ペア:

[(1, 20880054), (2, 10440027), (3, 6960018), (6, 3480009), (9, 2320006), (13, 1606158), (18, 1160003), (26, 803079), (39, 535386), (78, 267693), (117, 178462), (234, 89231)]