16322140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42953}}^1$

素因数の和:42981

約数の個数: 24

約数和(自身を含む): 36081360

約数和(自身を除く): 19759220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 42953, 85906, 171812, 214765, 429530, 816107, 859060, 1632214, 3264428, 4080535, 8161070, 16322140]

約数ペア:

[(1, 16322140), (2, 8161070), (4, 4080535), (5, 3264428), (10, 1632214), (19, 859060), (20, 816107), (38, 429530), (76, 214765), (95, 171812), (190, 85906), (380, 42953)]