15420204

素因数分解:

$2^2\times 3^2\times {\mathrm{428339}}^1$

素因数の和:428349

約数の個数: 18

約数和(自身を含む): 38978940

約数和(自身を除く): 23558736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 428339, 856678, 1285017, 1713356, 2570034, 3855051, 5140068, 7710102, 15420204]

約数ペア:

[(1, 15420204), (2, 7710102), (3, 5140068), (4, 3855051), (6, 2570034), (9, 1713356), (12, 1285017), (18, 856678), (36, 428339)]