18431300

素因数分解:

$2^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{1237}}^1$

素因数の和:1400

約数の個数: 36

約数和(自身を含む): 40296900

約数和(自身を除く): 21865600

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 149, 298, 596, 745, 1237, 1490, 2474, 2980, 3725, 4948, 6185, 7450, 12370, 14900, 24740, 30925, 61850, 123700, 184313, 368626, 737252, 921565, 1843130, 3686260, 4607825, 9215650, 18431300]

約数ペア:

[(1, 18431300), (2, 9215650), (4, 4607825), (5, 3686260), (10, 1843130), (20, 921565), (25, 737252), (50, 368626), (100, 184313), (149, 123700), (298, 61850), (596, 30925), (745, 24740), (1237, 14900), (1490, 12370), (2474, 7450), (2980, 6185), (3725, 4948)]