18733390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{144103}}^1$

素因数の和:144123

約数の個数: 16

約数和(自身を含む): 36314208

約数和(自身を除く): 17580818

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 144103, 288206, 720515, 1441030, 1873339, 3746678, 9366695, 18733390]

約数ペア:

[(1, 18733390), (2, 9366695), (5, 3746678), (10, 1873339), (13, 1441030), (26, 720515), (65, 288206), (130, 144103)]