18285879

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{619}}^1$

素因数の和:894

約数の個数: 16

約数和(自身を含む): 25097600

約数和(自身を除く): 6811721

約数列:

[1, 3, 43, 129, 229, 619, 687, 1857, 9847, 26617, 29541, 79851, 141751, 425253, 6095293, 18285879]

約数ペア:

[(1, 18285879), (3, 6095293), (43, 425253), (129, 141751), (229, 79851), (619, 29541), (687, 26617), (1857, 9847)]