18455269

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1451}}^1$

素因数の和:1560

約数の個数: 16

約数和(自身を含む): 22302720

約数和(自身を除く): 3847451

約数列:

[1, 7, 23, 79, 161, 553, 1451, 1817, 10157, 12719, 33373, 114629, 233611, 802403, 2636467, 18455269]

約数ペア:

[(1, 18455269), (7, 2636467), (23, 802403), (79, 233611), (161, 114629), (553, 33373), (1451, 12719), (1817, 10157)]