18417846760

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^2\times {\mathrm{208441}}^1$

素因数の和:208546

約数の個数: 48

約数和(自身を含む): 42340823460

約数和(自身を除く): 23922976700

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 2209, 4418, 8836, 11045, 17672, 22090, 44180, 88360, 208441, 416882, 833764, 1042205, 1667528, 2084410, 4168820, 8337640, 9796727, 19593454, 39186908, 48983635, 78373816, 97967270, 195934540, 391869080, 460446169, 920892338, 1841784676, 2302230845, 3683569352, 4604461690, 9208923380, 18417846760]

約数ペア:

[(1, 18417846760), (2, 9208923380), (4, 4604461690), (5, 3683569352), (8, 2302230845), (10, 1841784676), (20, 920892338), (40, 460446169), (47, 391869080), (94, 195934540), (188, 97967270), (235, 78373816), (376, 48983635), (470, 39186908), (940, 19593454), (1880, 9796727), (2209, 8337640), (4418, 4168820), (8836, 2084410), (11045, 1667528), (17672, 1042205), (22090, 833764), (44180, 416882), (88360, 208441)]