19013320

素因数分解:

$2^3\times 5^1\times {\mathrm{475333}}^1$

素因数の和:475344

約数の個数: 16

約数和(自身を含む): 42780060

約数和(自身を除く): 23766740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 475333, 950666, 1901332, 2376665, 3802664, 4753330, 9506660, 19013320]

約数ペア:

[(1, 19013320), (2, 9506660), (4, 4753330), (5, 3802664), (8, 2376665), (10, 1901332), (20, 950666), (40, 475333)]