19943301

素因数分解:

$3^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1171}}^1$

素因数の和:1992

約数の個数: 16

約数和(自身を含む): 30453248

約数和(自身を除く): 10509947

約数列:

[1, 3, 7, 21, 811, 1171, 2433, 3513, 5677, 8197, 17031, 24591, 949681, 2849043, 6647767, 19943301]

約数ペア:

[(1, 19943301), (3, 6647767), (7, 2849043), (21, 949681), (811, 24591), (1171, 17031), (2433, 8197), (3513, 5677)]