19018565510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{523}}^1\times {\mathrm{1579}}^1$

素因数の和:2170

約数の個数: 96

約数和(自身を含む): 40773404160

約数和(自身を除く): 21754838650

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 70, 94, 98, 235, 245, 329, 470, 490, 523, 658, 1046, 1579, 1645, 2303, 2615, 3158, 3290, 3661, 4606, 5230, 7322, 7895, 11053, 11515, 15790, 18305, 22106, 23030, 24581, 25627, 36610, 49162, 51254, 55265, 74213, 77371, 110530, 122905, 128135, 148426, 154742, 172067, 245810, 256270, 344134, 371065, 386855, 519491, 742130, 773710, 825817, 860335, 1038982, 1204469, 1651634, 1720670, 2408938, 2597455, 3636437, 4129085, 5194910, 5780719, 6022345, 7272874, 8258170, 11561438, 12044690, 18182185, 28903595, 36364370, 38813399, 40465033, 57807190, 77626798, 80930066, 194066995, 202325165, 271693793, 388133990, 404650330, 543387586, 1358468965, 1901856551, 2716937930, 3803713102, 9509282755, 19018565510]

約数ペア:

[(1, 19018565510), (2, 9509282755), (5, 3803713102), (7, 2716937930), (10, 1901856551), (14, 1358468965), (35, 543387586), (47, 404650330), (49, 388133990), (70, 271693793), (94, 202325165), (98, 194066995), (235, 80930066), (245, 77626798), (329, 57807190), (470, 40465033), (490, 38813399), (523, 36364370), (658, 28903595), (1046, 18182185), (1579, 12044690), (1645, 11561438), (2303, 8258170), (2615, 7272874), (3158, 6022345), (3290, 5780719), (3661, 5194910), (4606, 4129085), (5230, 3636437), (7322, 2597455), (7895, 2408938), (11053, 1720670), (11515, 1651634), (15790, 1204469), (18305, 1038982), (22106, 860335), (23030, 825817), (24581, 773710), (25627, 742130), (36610, 519491), (49162, 386855), (51254, 371065), (55265, 344134), (74213, 256270), (77371, 245810), (110530, 172067), (122905, 154742), (128135, 148426)]