20343866

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:674

約数の個数: 24

約数和(自身を含む): 33004956

約数和(自身を除く): 12661090

約数列:

[1, 2, 17, 34, 61, 122, 289, 577, 578, 1037, 1154, 2074, 9809, 17629, 19618, 35197, 35258, 70394, 166753, 333506, 598349, 1196698, 10171933, 20343866]

約数ペア:

[(1, 20343866), (2, 10171933), (17, 1196698), (34, 598349), (61, 333506), (122, 166753), (289, 70394), (577, 35258), (578, 35197), (1037, 19618), (1154, 17629), (2074, 9809)]