18419529

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:704

約数の個数: 16

約数和(自身を含む): 25056000

約数和(自身を除く): 6636471

約数列:

[1, 3, 89, 149, 267, 447, 463, 1389, 13261, 39783, 41207, 68987, 123621, 206961, 6139843, 18419529]

約数ペア:

[(1, 18419529), (3, 6139843), (89, 206961), (149, 123621), (267, 68987), (447, 41207), (463, 39783), (1389, 13261)]