18403742

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1609}}^1$

素因数の和:1680

約数の個数: 32

約数和(自身を含む): 34003200

約数和(自身を除く): 15599458

約数列:

[1, 2, 7, 14, 19, 38, 43, 86, 133, 266, 301, 602, 817, 1609, 1634, 3218, 5719, 11263, 11438, 22526, 30571, 61142, 69187, 138374, 213997, 427994, 484309, 968618, 1314553, 2629106, 9201871, 18403742]

約数ペア:

[(1, 18403742), (2, 9201871), (7, 2629106), (14, 1314553), (19, 968618), (38, 484309), (43, 427994), (86, 213997), (133, 138374), (266, 69187), (301, 61142), (602, 30571), (817, 22526), (1609, 11438), (1634, 11263), (3218, 5719)]