320425766

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{10321}}^1$

素因数の和:10404

約数の個数: 24

約数和(自身を含む): 519114024

約数和(自身を除く): 198688258

約数列:

[1, 2, 19, 38, 43, 86, 361, 722, 817, 1634, 10321, 15523, 20642, 31046, 196099, 392198, 443803, 887606, 3725881, 7451762, 8432257, 16864514, 160212883, 320425766]

約数ペア:

[(1, 320425766), (2, 160212883), (19, 16864514), (38, 8432257), (43, 7451762), (86, 3725881), (361, 887606), (722, 443803), (817, 392198), (1634, 196099), (10321, 31046), (15523, 20642)]