20687044994

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{1277}}^1$

素因数の和:1512

約数の個数: 96

約数和(自身を含む): 39847344768

約数和(自身を除く): 19160299774

約数列:

[1, 2, 7, 11, 14, 22, 73, 77, 121, 131, 146, 154, 242, 262, 511, 803, 847, 917, 1022, 1277, 1441, 1606, 1694, 1834, 2554, 2882, 5621, 8833, 8939, 9563, 10087, 11242, 14047, 15851, 17666, 17878, 19126, 20174, 28094, 31702, 61831, 66941, 93221, 98329, 105193, 110957, 123662, 133882, 154517, 167287, 186442, 196658, 210386, 221914, 309034, 334574, 652547, 736351, 1025431, 1081619, 1157123, 1171009, 1305094, 1472702, 1840157, 2050862, 2163238, 2314246, 2342018, 3680314, 7178017, 8099861, 11279741, 12211951, 12881099, 14356034, 16199722, 20241727, 22559482, 24423902, 25762198, 40483454, 78958187, 85483657, 134331461, 141692089, 157916374, 170967314, 268662922, 283384178, 940320227, 1477646071, 1880640454, 2955292142, 10343522497, 20687044994]

約数ペア:

[(1, 20687044994), (2, 10343522497), (7, 2955292142), (11, 1880640454), (14, 1477646071), (22, 940320227), (73, 283384178), (77, 268662922), (121, 170967314), (131, 157916374), (146, 141692089), (154, 134331461), (242, 85483657), (262, 78958187), (511, 40483454), (803, 25762198), (847, 24423902), (917, 22559482), (1022, 20241727), (1277, 16199722), (1441, 14356034), (1606, 12881099), (1694, 12211951), (1834, 11279741), (2554, 8099861), (2882, 7178017), (5621, 3680314), (8833, 2342018), (8939, 2314246), (9563, 2163238), (10087, 2050862), (11242, 1840157), (14047, 1472702), (15851, 1305094), (17666, 1171009), (17878, 1157123), (19126, 1081619), (20174, 1025431), (28094, 736351), (31702, 652547), (61831, 334574), (66941, 309034), (93221, 221914), (98329, 210386), (105193, 196658), (110957, 186442), (123662, 167287), (133882, 154517)]