20399907842

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{1007801}}^1$

素因数の和:1008181

約数の個数: 16

約数和(自身を含む): 31745763000

約数和(自身を除く): 11345855158

約数列:

[1, 2, 29, 58, 349, 698, 10121, 20242, 1007801, 2015602, 29226229, 58452458, 351722549, 703445098, 10199953921, 20399907842]

約数ペア:

[(1, 20399907842), (2, 10199953921), (29, 703445098), (58, 351722549), (349, 58452458), (698, 29226229), (10121, 2015602), (20242, 1007801)]