18645372

素因数分解:

$2^2\times 3^2\times {\mathrm{517927}}^1$

素因数の和:517937

約数の個数: 18

約数和(自身を含む): 47131448

約数和(自身を除く): 28486076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 517927, 1035854, 1553781, 2071708, 3107562, 4661343, 6215124, 9322686, 18645372]

約数ペア:

[(1, 18645372), (2, 9322686), (3, 6215124), (4, 4661343), (6, 3107562), (9, 2071708), (12, 1553781), (18, 1035854), (36, 517927)]