20705884524

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{258733}}^1$

素因数の和:258781

約数の個数: 120

約数和(自身を含む): 61361355440

約数和(自身を除く): 40655470916

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 81, 108, 114, 117, 156, 162, 171, 228, 234, 247, 324, 342, 351, 468, 494, 513, 684, 702, 741, 988, 1026, 1053, 1404, 1482, 1539, 2052, 2106, 2223, 2964, 3078, 4212, 4446, 6156, 6669, 8892, 13338, 20007, 26676, 40014, 80028, 258733, 517466, 776199, 1034932, 1552398, 2328597, 3104796, 3363529, 4657194, 4915927, 6727058, 6985791, 9314388, 9831854, 10090587, 13454116, 13971582, 14747781, 19663708, 20181174, 20957373, 27943164, 29495562, 30271761, 40362348, 41914746, 44243343, 58991124, 60543522, 63907051, 83829492, 88486686, 90815283, 121087044, 127814102, 132730029, 176973372, 181630566, 191721153, 255628204, 265460058, 272445849, 363261132, 383442306, 398190087, 530920116, 544891698, 575163459, 766884612, 796380174, 1089783396, 1150326918, 1592760348, 1725490377, 2300653836, 3450980754, 5176471131, 6901961508, 10352942262, 20705884524]

約数ペア:

[(1, 20705884524), (2, 10352942262), (3, 6901961508), (4, 5176471131), (6, 3450980754), (9, 2300653836), (12, 1725490377), (13, 1592760348), (18, 1150326918), (19, 1089783396), (26, 796380174), (27, 766884612), (36, 575163459), (38, 544891698), (39, 530920116), (52, 398190087), (54, 383442306), (57, 363261132), (76, 272445849), (78, 265460058), (81, 255628204), (108, 191721153), (114, 181630566), (117, 176973372), (156, 132730029), (162, 127814102), (171, 121087044), (228, 90815283), (234, 88486686), (247, 83829492), (324, 63907051), (342, 60543522), (351, 58991124), (468, 44243343), (494, 41914746), (513, 40362348), (684, 30271761), (702, 29495562), (741, 27943164), (988, 20957373), (1026, 20181174), (1053, 19663708), (1404, 14747781), (1482, 13971582), (1539, 13454116), (2052, 10090587), (2106, 9831854), (2223, 9314388), (2964, 6985791), (3078, 6727058), (4212, 4915927), (4446, 4657194), (6156, 3363529), (6669, 3104796), (8892, 2328597), (13338, 1552398), (20007, 1034932), (26676, 776199), (40014, 517466), (80028, 258733)]