20148051

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87221}}^1$

素因数の和:87242

約数の個数: 16

約数和(自身を含む): 33493248

約数和(自身を除く): 13345197

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 87221, 261663, 610547, 959431, 1831641, 2878293, 6716017, 20148051]

約数ペア:

[(1, 20148051), (3, 6716017), (7, 2878293), (11, 1831641), (21, 959431), (33, 610547), (77, 261663), (231, 87221)]