20403086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{2447}}^1$

素因数の和:2839

約数の個数: 16

約数和(自身を含む): 33488640

約数和(自身を除く): 13085554

約数列:

[1, 2, 11, 22, 379, 758, 2447, 4169, 4894, 8338, 26917, 53834, 927413, 1854826, 10201543, 20403086]

約数ペア:

[(1, 20403086), (2, 10201543), (11, 1854826), (22, 927413), (379, 53834), (758, 26917), (2447, 8338), (4169, 4894)]