18531380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{132367}}^1$

素因数の和:132383

約数の個数: 24

約数和(自身を含む): 44475648

約数和(自身を除く): 25944268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 132367, 264734, 529468, 661835, 926569, 1323670, 1853138, 2647340, 3706276, 4632845, 9265690, 18531380]

約数ペア:

[(1, 18531380), (2, 9265690), (4, 4632845), (5, 3706276), (7, 2647340), (10, 1853138), (14, 1323670), (20, 926569), (28, 661835), (35, 529468), (70, 264734), (140, 132367)]