20161729450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{13904641}}^1$

素因数の和:13904682

約数の個数: 24

約数和(自身を含む): 38793951180

約数和(自身を除く): 18632221730

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 13904641, 27809282, 69523205, 139046410, 347616025, 403234589, 695232050, 806469178, 2016172945, 4032345890, 10080864725, 20161729450]

約数ペア:

[(1, 20161729450), (2, 10080864725), (5, 4032345890), (10, 2016172945), (25, 806469178), (29, 695232050), (50, 403234589), (58, 347616025), (145, 139046410), (290, 69523205), (725, 27809282), (1450, 13904641)]