320413226

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1204561}}^1$

素因数の和:1204589

約数の個数: 16

約数和(自身を含む): 578189760

約数和(自身を除く): 257776534

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 1204561, 2409122, 8431927, 16863854, 22886659, 45773318, 160206613, 320413226]

約数ペア:

[(1, 320413226), (2, 160206613), (7, 45773318), (14, 22886659), (19, 16863854), (38, 8431927), (133, 2409122), (266, 1204561)]