20164065789

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56481977}}^1$

素因数の和:56482004

約数の個数: 16

約数和(自身を含む): 32533619328

約数和(自身を除く): 12369553539

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56481977, 169445931, 395373839, 960193609, 1186121517, 2880580827, 6721355263, 20164065789]

約数ペア:

[(1, 20164065789), (3, 6721355263), (7, 2880580827), (17, 1186121517), (21, 960193609), (51, 395373839), (119, 169445931), (357, 56481977)]