18924711

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3491}}^1$

素因数の和:3646

約数の個数: 16

約数和(自身を含む): 27377280

約数和(自身を除く): 8452569

約数列:

[1, 3, 13, 39, 139, 417, 1807, 3491, 5421, 10473, 45383, 136149, 485249, 1455747, 6308237, 18924711]

約数ペア:

[(1, 18924711), (3, 6308237), (13, 1455747), (39, 485249), (139, 136149), (417, 45383), (1807, 10473), (3491, 5421)]