19221258

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 46632960

約数和(自身を除く): 27411702

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 43, 58, 86, 87, 129, 174, 203, 258, 301, 367, 406, 602, 609, 734, 903, 1101, 1218, 1247, 1806, 2202, 2494, 2569, 3741, 5138, 7482, 7707, 8729, 10643, 15414, 15781, 17458, 21286, 26187, 31562, 31929, 47343, 52374, 63858, 74501, 94686, 110467, 149002, 220934, 223503, 331401, 447006, 457649, 662802, 915298, 1372947, 2745894, 3203543, 6407086, 9610629, 19221258]

約数ペア:

[(1, 19221258), (2, 9610629), (3, 6407086), (6, 3203543), (7, 2745894), (14, 1372947), (21, 915298), (29, 662802), (42, 457649), (43, 447006), (58, 331401), (86, 223503), (87, 220934), (129, 149002), (174, 110467), (203, 94686), (258, 74501), (301, 63858), (367, 52374), (406, 47343), (602, 31929), (609, 31562), (734, 26187), (903, 21286), (1101, 17458), (1218, 15781), (1247, 15414), (1806, 10643), (2202, 8729), (2494, 7707), (2569, 7482), (3741, 5138)]