20181615528

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19555829}}^1$

素因数の和:19555881

約数の個数: 32

約数和(自身を含む): 51627391200

約数和(自身を除く): 31445775672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 19555829, 39111658, 58667487, 78223316, 117334974, 156446632, 234669948, 469339896, 840900647, 1681801294, 2522701941, 3363602588, 5045403882, 6727205176, 10090807764, 20181615528]

約数ペア:

[(1, 20181615528), (2, 10090807764), (3, 6727205176), (4, 5045403882), (6, 3363602588), (8, 2522701941), (12, 1681801294), (24, 840900647), (43, 469339896), (86, 234669948), (129, 156446632), (172, 117334974), (258, 78223316), (344, 58667487), (516, 39111658), (1032, 19555829)]