20197548

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{80149}}^1$

素因数の和:80166

約数の個数: 36

約数和(自身を含む): 58349200

約数和(自身を除く): 38151652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 80149, 160298, 240447, 320596, 480894, 561043, 721341, 961788, 1122086, 1442682, 1683129, 2244172, 2885364, 3366258, 5049387, 6732516, 10098774, 20197548]

約数ペア:

[(1, 20197548), (2, 10098774), (3, 6732516), (4, 5049387), (6, 3366258), (7, 2885364), (9, 2244172), (12, 1683129), (14, 1442682), (18, 1122086), (21, 961788), (28, 721341), (36, 561043), (42, 480894), (63, 320596), (84, 240447), (126, 160298), (252, 80149)]