199900292

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61169}}^1$

素因数の和:61235

約数の個数: 24

約数和(自身を含む): 376807200

約数和(自身を除く): 176906908

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 61169, 122338, 244676, 1162211, 2324422, 2630267, 4648844, 5260534, 10521068, 49975073, 99950146, 199900292]

約数ペア:

[(1, 199900292), (2, 99950146), (4, 49975073), (19, 10521068), (38, 5260534), (43, 4648844), (76, 2630267), (86, 2324422), (172, 1162211), (817, 244676), (1634, 122338), (3268, 61169)]