19803288

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{769}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 52668000

約数和(自身を除く): 32864712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 37, 58, 74, 87, 111, 116, 148, 174, 222, 232, 296, 348, 444, 696, 769, 888, 1073, 1538, 2146, 2307, 3076, 3219, 4292, 4614, 6152, 6438, 8584, 9228, 12876, 18456, 22301, 25752, 28453, 44602, 56906, 66903, 85359, 89204, 113812, 133806, 170718, 178408, 227624, 267612, 341436, 535224, 682872, 825137, 1650274, 2475411, 3300548, 4950822, 6601096, 9901644, 19803288]

約数ペア:

[(1, 19803288), (2, 9901644), (3, 6601096), (4, 4950822), (6, 3300548), (8, 2475411), (12, 1650274), (24, 825137), (29, 682872), (37, 535224), (58, 341436), (74, 267612), (87, 227624), (111, 178408), (116, 170718), (148, 133806), (174, 113812), (222, 89204), (232, 85359), (296, 66903), (348, 56906), (444, 44602), (696, 28453), (769, 25752), (888, 22301), (1073, 18456), (1538, 12876), (2146, 9228), (2307, 8584), (3076, 6438), (3219, 6152), (4292, 4614)]