30781292

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{9419}}^1$

素因数の和:9485

約数の個数: 24

約数和(自身を含む): 58027200

約数和(自身を除く): 27245908

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 9419, 18838, 37676, 178961, 357922, 405017, 715844, 810034, 1620068, 7695323, 15390646, 30781292]

約数ペア:

[(1, 30781292), (2, 15390646), (4, 7695323), (19, 1620068), (38, 810034), (43, 715844), (76, 405017), (86, 357922), (172, 178961), (817, 37676), (1634, 18838), (3268, 9419)]