20177223

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{4463}}^1$

素因数の和:4614

約数の個数: 16

約数和(自身を含む): 29569536

約数和(自身を除く): 9392313

約数列:

[1, 3, 11, 33, 137, 411, 1507, 4463, 4521, 13389, 49093, 147279, 611431, 1834293, 6725741, 20177223]

約数ペア:

[(1, 20177223), (3, 6725741), (11, 1834293), (33, 611431), (137, 147279), (411, 49093), (1507, 13389), (4463, 4521)]