19550476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{443}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 40279680

約数和(自身を除く): 20729204

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 59, 68, 118, 187, 236, 374, 443, 649, 748, 886, 1003, 1298, 1772, 2006, 2596, 4012, 4873, 7531, 9746, 11033, 15062, 19492, 22066, 26137, 30124, 44132, 52274, 82841, 104548, 165682, 287507, 331364, 444329, 575014, 888658, 1150028, 1777316, 4887619, 9775238, 19550476]

約数ペア:

[(1, 19550476), (2, 9775238), (4, 4887619), (11, 1777316), (17, 1150028), (22, 888658), (34, 575014), (44, 444329), (59, 331364), (68, 287507), (118, 165682), (187, 104548), (236, 82841), (374, 52274), (443, 44132), (649, 30124), (748, 26137), (886, 22066), (1003, 19492), (1298, 15062), (1772, 11033), (2006, 9746), (2596, 7531), (4012, 4873)]