20071359

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2633}}^1$

素因数の和:2668

約数の個数: 36

約数和(自身を含む): 36433488

約数和(自身を除く): 16362129

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 2541, 2633, 7623, 7899, 18431, 23697, 28963, 55293, 86889, 165879, 202741, 260667, 318593, 608223, 955779, 1824669, 2230151, 2867337, 6690453, 20071359]

約数ペア:

[(1, 20071359), (3, 6690453), (7, 2867337), (9, 2230151), (11, 1824669), (21, 955779), (33, 608223), (63, 318593), (77, 260667), (99, 202741), (121, 165879), (231, 86889), (363, 55293), (693, 28963), (847, 23697), (1089, 18431), (2541, 7899), (2633, 7623)]