20184469835

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{2053}}^1$

素因数の和:2252

約数の個数: 64

約数和(自身を含む): 27599450112

約数和(自身を除く): 7414980277

約数列:

[1, 5, 17, 23, 47, 85, 107, 115, 235, 391, 535, 799, 1081, 1819, 1955, 2053, 2461, 3995, 5029, 5405, 9095, 10265, 12305, 18377, 25145, 34901, 41837, 47219, 85493, 91885, 96491, 115667, 174505, 209185, 219671, 236095, 427465, 482455, 578335, 802723, 1098355, 1640347, 1966339, 2219293, 3734407, 4013615, 5052433, 8201735, 9831695, 10324537, 11096465, 18672035, 25262165, 37727981, 51622685, 85891361, 175517129, 188639905, 237464351, 429456805, 877585645, 1187321755, 4036893967, 20184469835]

約数ペア:

[(1, 20184469835), (5, 4036893967), (17, 1187321755), (23, 877585645), (47, 429456805), (85, 237464351), (107, 188639905), (115, 175517129), (235, 85891361), (391, 51622685), (535, 37727981), (799, 25262165), (1081, 18672035), (1819, 11096465), (1955, 10324537), (2053, 9831695), (2461, 8201735), (3995, 5052433), (5029, 4013615), (5405, 3734407), (9095, 2219293), (10265, 1966339), (12305, 1640347), (18377, 1098355), (25145, 802723), (34901, 578335), (41837, 482455), (47219, 427465), (85493, 236095), (91885, 219671), (96491, 209185), (115667, 174505)]