18272019

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{997}}^1$

素因数の和:1190

約数の個数: 16

約数和(自身を含む): 25149600

約数和(自身を除く): 6877581

約数列:

[1, 3, 41, 123, 149, 447, 997, 2991, 6109, 18327, 40877, 122631, 148553, 445659, 6090673, 18272019]

約数ペア:

[(1, 18272019), (3, 6090673), (41, 445659), (123, 148553), (149, 122631), (447, 40877), (997, 18327), (2991, 6109)]