1995864992

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{4729}}^1$

素因数の和:4870

約数の個数: 72

約数和(自身を含む): 4359593700

約数和(自身を除く): 2363728708

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 109, 121, 176, 218, 242, 352, 436, 484, 872, 968, 1199, 1744, 1936, 2398, 3488, 3872, 4729, 4796, 9458, 9592, 13189, 18916, 19184, 26378, 37832, 38368, 52019, 52756, 75664, 104038, 105512, 151328, 208076, 211024, 416152, 422048, 515461, 572209, 832304, 1030922, 1144418, 1664608, 2061844, 2288836, 4123688, 4577672, 5670071, 8247376, 9155344, 11340142, 16494752, 18310688, 22680284, 45360568, 62370781, 90721136, 124741562, 181442272, 249483124, 498966248, 997932496, 1995864992]

約数ペア:

[(1, 1995864992), (2, 997932496), (4, 498966248), (8, 249483124), (11, 181442272), (16, 124741562), (22, 90721136), (32, 62370781), (44, 45360568), (88, 22680284), (109, 18310688), (121, 16494752), (176, 11340142), (218, 9155344), (242, 8247376), (352, 5670071), (436, 4577672), (484, 4123688), (872, 2288836), (968, 2061844), (1199, 1664608), (1744, 1144418), (1936, 1030922), (2398, 832304), (3488, 572209), (3872, 515461), (4729, 422048), (4796, 416152), (9458, 211024), (9592, 208076), (13189, 151328), (18916, 105512), (19184, 104038), (26378, 75664), (37832, 52756), (38368, 52019)]