20659142007

素因数分解:

$3^2\times 7^2\times {\mathrm{1289}}^1\times {\mathrm{36343}}^1$

素因数の和:37652

約数の個数: 36

約数和(自身を含む): 34740866160

約数和(自身を除く): 14081724153

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 1289, 3867, 9023, 11601, 27069, 36343, 63161, 81207, 109029, 189483, 254401, 327087, 568449, 763203, 1780807, 2289609, 5342421, 16027263, 46846127, 140538381, 327922889, 421615143, 983768667, 2295460223, 2951306001, 6886380669, 20659142007]

約数ペア:

[(1, 20659142007), (3, 6886380669), (7, 2951306001), (9, 2295460223), (21, 983768667), (49, 421615143), (63, 327922889), (147, 140538381), (441, 46846127), (1289, 16027263), (3867, 5342421), (9023, 2289609), (11601, 1780807), (27069, 763203), (36343, 568449), (63161, 327087), (81207, 254401), (109029, 189483)]