20265566

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{1583}}^1$

素因数の和:1795

約数の個数: 16

約数和(自身を含む): 31420224

約数和(自身を除く): 11154658

約数列:

[1, 2, 37, 74, 173, 346, 1583, 3166, 6401, 12802, 58571, 117142, 273859, 547718, 10132783, 20265566]

約数ペア:

[(1, 20265566), (2, 10132783), (37, 547718), (74, 273859), (173, 117142), (346, 58571), (1583, 12802), (3166, 6401)]