20186394580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{42737}}^1$

素因数の和:42889

約数の個数: 96

約数和(自身を含む): 49111090560

約数和(自身を除く): 28924695980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 113, 190, 209, 220, 226, 380, 418, 452, 565, 836, 1045, 1130, 1243, 2090, 2147, 2260, 2486, 4180, 4294, 4972, 6215, 8588, 10735, 12430, 21470, 23617, 24860, 42737, 42940, 47234, 85474, 94468, 118085, 170948, 213685, 236170, 427370, 470107, 472340, 812003, 854740, 940214, 1624006, 1880428, 2350535, 3248012, 4060015, 4701070, 4829281, 8120030, 8932033, 9402140, 9658562, 16240060, 17864066, 19317124, 24146405, 35728132, 44660165, 48292810, 53122091, 89320330, 91756339, 96585620, 106244182, 178640660, 183512678, 212488364, 265610455, 367025356, 458781695, 531220910, 917563390, 1009319729, 1062441820, 1835126780, 2018639458, 4037278916, 5046598645, 10093197290, 20186394580]

約数ペア:

[(1, 20186394580), (2, 10093197290), (4, 5046598645), (5, 4037278916), (10, 2018639458), (11, 1835126780), (19, 1062441820), (20, 1009319729), (22, 917563390), (38, 531220910), (44, 458781695), (55, 367025356), (76, 265610455), (95, 212488364), (110, 183512678), (113, 178640660), (190, 106244182), (209, 96585620), (220, 91756339), (226, 89320330), (380, 53122091), (418, 48292810), (452, 44660165), (565, 35728132), (836, 24146405), (1045, 19317124), (1130, 17864066), (1243, 16240060), (2090, 9658562), (2147, 9402140), (2260, 8932033), (2486, 8120030), (4180, 4829281), (4294, 4701070), (4972, 4060015), (6215, 3248012), (8588, 2350535), (10735, 1880428), (12430, 1624006), (21470, 940214), (23617, 854740), (24860, 812003), (42737, 472340), (42940, 470107), (47234, 427370), (85474, 236170), (94468, 213685), (118085, 170948)]