18693040

素因数分解:

$2^4\times 5^1\times {\mathrm{233663}}^1$

素因数の和:233676

約数の個数: 20

約数和(自身を含む): 43461504

約数和(自身を除く): 24768464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 233663, 467326, 934652, 1168315, 1869304, 2336630, 3738608, 4673260, 9346520, 18693040]

約数ペア:

[(1, 18693040), (2, 9346520), (4, 4673260), (5, 3738608), (8, 2336630), (10, 1869304), (16, 1168315), (20, 934652), (40, 467326), (80, 233663)]