18363993

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{631}}^1$

素因数の和:832

約数の個数: 16

約数和(自身を含む): 25027200

約数和(自身を除く): 6663207

約数列:

[1, 3, 89, 109, 267, 327, 631, 1893, 9701, 29103, 56159, 68779, 168477, 206337, 6121331, 18363993]

約数ペア:

[(1, 18363993), (3, 6121331), (89, 206337), (109, 168477), (267, 68779), (327, 56159), (631, 29103), (1893, 9701)]