19315260

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11923}}^1$

素因数の和:11944

約数の個数: 60

約数和(自身を含む): 60597768

約数和(自身を除く): 41282508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11923, 23846, 35769, 47692, 59615, 71538, 107307, 119230, 143076, 178845, 214614, 238460, 321921, 357690, 429228, 536535, 643842, 715380, 965763, 1073070, 1287684, 1609605, 1931526, 2146140, 3219210, 3863052, 4828815, 6438420, 9657630, 19315260]

約数ペア:

[(1, 19315260), (2, 9657630), (3, 6438420), (4, 4828815), (5, 3863052), (6, 3219210), (9, 2146140), (10, 1931526), (12, 1609605), (15, 1287684), (18, 1073070), (20, 965763), (27, 715380), (30, 643842), (36, 536535), (45, 429228), (54, 357690), (60, 321921), (81, 238460), (90, 214614), (108, 178845), (135, 143076), (162, 119230), (180, 107307), (270, 71538), (324, 59615), (405, 47692), (540, 35769), (810, 23846), (1620, 11923)]