18671806251

素因数分解:

$3^2\times 7^1\times {\mathrm{296377877}}^1$

素因数の和:296377890

約数の個数: 12

約数和(自身を含む): 30823299312

約数和(自身を除く): 12151493061

約数列:

[1, 3, 7, 9, 21, 63, 296377877, 889133631, 2074645139, 2667400893, 6223935417, 18671806251]

約数ペア:

[(1, 18671806251), (3, 6223935417), (7, 2667400893), (9, 2074645139), (21, 889133631), (63, 296377877)]