19015460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22111}}^1$

素因数の和:22163

約数の個数: 24

約数和(自身を含む): 40862976

約数和(自身を除く): 21847516

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 22111, 44222, 88444, 110555, 221110, 442220, 950773, 1901546, 3803092, 4753865, 9507730, 19015460]

約数ペア:

[(1, 19015460), (2, 9507730), (4, 4753865), (5, 3803092), (10, 1901546), (20, 950773), (43, 442220), (86, 221110), (172, 110555), (215, 88444), (430, 44222), (860, 22111)]