18423700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{6353}}^1$

素因数の和:6396

約数の個数: 36

約数和(自身を含む): 41364540

約数和(自身を除く): 22940840

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 6353, 12706, 25412, 31765, 63530, 127060, 158825, 184237, 317650, 368474, 635300, 736948, 921185, 1842370, 3684740, 4605925, 9211850, 18423700]

約数ペア:

[(1, 18423700), (2, 9211850), (4, 4605925), (5, 3684740), (10, 1842370), (20, 921185), (25, 736948), (29, 635300), (50, 368474), (58, 317650), (100, 184237), (116, 158825), (145, 127060), (290, 63530), (580, 31765), (725, 25412), (1450, 12706), (2900, 6353)]