18680680

素因数分解:

$2^3\times 5^1\times {\mathrm{467017}}^1$

素因数の和:467028

約数の個数: 16

約数和(自身を含む): 42031620

約数和(自身を除く): 23350940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467017, 934034, 1868068, 2335085, 3736136, 4670170, 9340340, 18680680]

約数ペア:

[(1, 18680680), (2, 9340340), (4, 4670170), (5, 3736136), (8, 2335085), (10, 1868068), (20, 934034), (40, 467017)]