18284900

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{2203}}^1$

素因数の和:2300

約数の個数: 36

約数和(自身を含む): 40174512

約数和(自身を除く): 21889612

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 166, 332, 415, 830, 1660, 2075, 2203, 4150, 4406, 8300, 8812, 11015, 22030, 44060, 55075, 110150, 182849, 220300, 365698, 731396, 914245, 1828490, 3656980, 4571225, 9142450, 18284900]

約数ペア:

[(1, 18284900), (2, 9142450), (4, 4571225), (5, 3656980), (10, 1828490), (20, 914245), (25, 731396), (50, 365698), (83, 220300), (100, 182849), (166, 110150), (332, 55075), (415, 44060), (830, 22030), (1660, 11015), (2075, 8812), (2203, 8300), (4150, 4406)]