18813057

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{7369}}^1$

素因数の和:7432

約数の個数: 16

約数和(自身を含む): 26885760

約数和(自身を除く): 8072703

約数列:

[1, 3, 23, 37, 69, 111, 851, 2553, 7369, 22107, 169487, 272653, 508461, 817959, 6271019, 18813057]

約数ペア:

[(1, 18813057), (3, 6271019), (23, 817959), (37, 508461), (69, 272653), (111, 169487), (851, 22107), (2553, 7369)]