18890612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3527}}^1$

素因数の和:3647

約数の個数: 24

約数和(自身を含む): 35957376

約数和(自身を除く): 17066764

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 2678, 3527, 5356, 7054, 14108, 45851, 91702, 183404, 363281, 726562, 1453124, 4722653, 9445306, 18890612]

約数ペア:

[(1, 18890612), (2, 9445306), (4, 4722653), (13, 1453124), (26, 726562), (52, 363281), (103, 183404), (206, 91702), (412, 45851), (1339, 14108), (2678, 7054), (3527, 5356)]