18712208590

素因数分解:

$2^1\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{1458473}}^1$

素因数の和:1459763

約数の個数: 16

約数和(自身を含む): 33708251088

約数和(自身を除く): 14996042498

約数列:

[1, 2, 5, 10, 1283, 2566, 6415, 12830, 1458473, 2916946, 7292365, 14584730, 1871220859, 3742441718, 9356104295, 18712208590]

約数ペア:

[(1, 18712208590), (2, 9356104295), (5, 3742441718), (10, 1871220859), (1283, 14584730), (2566, 7292365), (6415, 2916946), (12830, 1458473)]