18200139

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{4451}}^1$

素因数の和:4530

約数の個数: 16

約数和(自身を含む): 25643520

約数和(自身を除く): 7443381

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 4451, 13353, 129079, 209197, 387237, 627591, 6066713, 18200139]

約数ペア:

[(1, 18200139), (3, 6066713), (29, 627591), (47, 387237), (87, 209197), (141, 129079), (1363, 13353), (4089, 4451)]