18885243

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{193}}^2$

素因数の和:415

約数の個数: 18

約数和(自身を含む): 27408276

約数和(自身を除く): 8523033

約数列:

[1, 3, 13, 39, 169, 193, 507, 579, 2509, 7527, 32617, 37249, 97851, 111747, 484237, 1452711, 6295081, 18885243]

約数ペア:

[(1, 18885243), (3, 6295081), (13, 1452711), (39, 484237), (169, 111747), (193, 97851), (507, 37249), (579, 32617), (2509, 7527)]