19713156

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1531}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 48901440

約数和(自身を除く): 29188284

約数列:

[1, 2, 3, 4, 6, 12, 29, 37, 58, 74, 87, 111, 116, 148, 174, 222, 348, 444, 1073, 1531, 2146, 3062, 3219, 4292, 4593, 6124, 6438, 9186, 12876, 18372, 44399, 56647, 88798, 113294, 133197, 169941, 177596, 226588, 266394, 339882, 532788, 679764, 1642763, 3285526, 4928289, 6571052, 9856578, 19713156]

約数ペア:

[(1, 19713156), (2, 9856578), (3, 6571052), (4, 4928289), (6, 3285526), (12, 1642763), (29, 679764), (37, 532788), (58, 339882), (74, 266394), (87, 226588), (111, 177596), (116, 169941), (148, 133197), (174, 113294), (222, 88798), (348, 56647), (444, 44399), (1073, 18372), (1531, 12876), (2146, 9186), (3062, 6438), (3219, 6124), (4292, 4593)]