19920243

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{55799}}^1$

素因数の和:55826

約数の個数: 16

約数和(自身を含む): 32140800

約数和(自身を除く): 12220557

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 55799, 167397, 390593, 948583, 1171779, 2845749, 6640081, 19920243]

約数ペア:

[(1, 19920243), (3, 6640081), (7, 2845749), (17, 1171779), (21, 948583), (51, 390593), (119, 167397), (357, 55799)]