20815706678

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{3622643}}^1$

素因数の和:3622688

約数の個数: 24

約数和(自身を含む): 35798968008

約数和(自身を除く): 14983261330

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 2873, 5746, 3622643, 7245286, 47094359, 61584931, 94188718, 123169862, 612226667, 800604103, 1224453334, 1601208206, 10407853339, 20815706678]

約数ペア:

[(1, 20815706678), (2, 10407853339), (13, 1601208206), (17, 1224453334), (26, 800604103), (34, 612226667), (169, 123169862), (221, 94188718), (338, 61584931), (442, 47094359), (2873, 7245286), (5746, 3622643)]