18789228

素因数分解:

$2^2\times 3^2\times {\mathrm{521923}}^1$

素因数の和:521933

約数の個数: 18

約数和(自身を含む): 47495084

約数和(自身を除く): 28705856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 521923, 1043846, 1565769, 2087692, 3131538, 4697307, 6263076, 9394614, 18789228]

約数ペア:

[(1, 18789228), (2, 9394614), (3, 6263076), (4, 4697307), (6, 3131538), (9, 2087692), (12, 1565769), (18, 1043846), (36, 521923)]