20237664843

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{15907}}^1$

素因数の和:16176

約数の個数: 48

約数和(自身を含む): 32519515392

約数和(自身を除く): 12281850549

約数列:

[1, 3, 9, 11, 33, 71, 99, 181, 213, 543, 639, 781, 1629, 1991, 2343, 5973, 7029, 12851, 15907, 17919, 38553, 47721, 115659, 141361, 143163, 174977, 424083, 524931, 1129397, 1272249, 1574793, 2879167, 3388191, 8637501, 10164573, 12423367, 25912503, 31670837, 37270101, 95012511, 111810303, 204420857, 285037533, 613262571, 1839787713, 2248629427, 6745888281, 20237664843]

約数ペア:

[(1, 20237664843), (3, 6745888281), (9, 2248629427), (11, 1839787713), (33, 613262571), (71, 285037533), (99, 204420857), (181, 111810303), (213, 95012511), (543, 37270101), (639, 31670837), (781, 25912503), (1629, 12423367), (1991, 10164573), (2343, 8637501), (5973, 3388191), (7029, 2879167), (12851, 1574793), (15907, 1272249), (17919, 1129397), (38553, 524931), (47721, 424083), (115659, 174977), (141361, 143163)]