20121388322

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{3697}}^1$

素因数の和:3848

約数の個数: 96

約数和(自身を含む): 38447366400

約数和(自身を除く): 18325978078

約数列:

[1, 2, 7, 14, 19, 37, 38, 49, 74, 79, 98, 133, 158, 259, 266, 518, 553, 703, 931, 1106, 1406, 1501, 1813, 1862, 2923, 3002, 3626, 3697, 3871, 4921, 5846, 7394, 7742, 9842, 10507, 20461, 21014, 25879, 34447, 40922, 51758, 55537, 68894, 70243, 73549, 111074, 136789, 140486, 143227, 147098, 181153, 273578, 286454, 292063, 362306, 388759, 491701, 584126, 777518, 957523, 983402, 1915046, 2044441, 2598991, 2721313, 3441907, 4088882, 5197982, 5442626, 5549197, 6702661, 6883814, 10806331, 11098394, 13405322, 14311087, 18192937, 21612662, 28622174, 36385874, 38844379, 75644317, 77688758, 127350559, 151288634, 205320289, 254701118, 271910653, 410640578, 529510219, 543821306, 1059020438, 1437242023, 2874484046, 10060694161, 20121388322]

約数ペア:

[(1, 20121388322), (2, 10060694161), (7, 2874484046), (14, 1437242023), (19, 1059020438), (37, 543821306), (38, 529510219), (49, 410640578), (74, 271910653), (79, 254701118), (98, 205320289), (133, 151288634), (158, 127350559), (259, 77688758), (266, 75644317), (518, 38844379), (553, 36385874), (703, 28622174), (931, 21612662), (1106, 18192937), (1406, 14311087), (1501, 13405322), (1813, 11098394), (1862, 10806331), (2923, 6883814), (3002, 6702661), (3626, 5549197), (3697, 5442626), (3871, 5197982), (4921, 4088882), (5846, 3441907), (7394, 2721313), (7742, 2598991), (9842, 2044441), (10507, 1915046), (20461, 983402), (21014, 957523), (25879, 777518), (34447, 584126), (40922, 491701), (51758, 388759), (55537, 362306), (68894, 292063), (70243, 286454), (73549, 273578), (111074, 181153), (136789, 147098), (140486, 143227)]