20117537544

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{4271}}^1$

素因数の和:4811

約数の個数: 128

約数和(自身を含む): 56037703680

約数和(自身を除く): 35920166136

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 487, 744, 806, 974, 1209, 1461, 1612, 1948, 2418, 2922, 3224, 3896, 4271, 4836, 5844, 6331, 8542, 9672, 11688, 12662, 12813, 15097, 17084, 18993, 25324, 25626, 30194, 34168, 37986, 45291, 50648, 51252, 55523, 60388, 75972, 90582, 102504, 111046, 120776, 132401, 151944, 166569, 181164, 196261, 222092, 264802, 333138, 362328, 392522, 397203, 444184, 529604, 588783, 666276, 785044, 794406, 1059208, 1177566, 1332552, 1570088, 1588812, 1721213, 2079977, 2355132, 3177624, 3442426, 4159954, 4710264, 5163639, 6239931, 6884852, 8319908, 10327278, 12479862, 13769704, 16639816, 20654556, 24959724, 27039701, 41309112, 49919448, 54079402, 64479287, 81119103, 108158804, 128958574, 162238206, 193437861, 216317608, 257917148, 324476412, 386875722, 515834296, 648952824, 773751444, 838230731, 1547502888, 1676461462, 2514692193, 3352922924, 5029384386, 6705845848, 10058768772, 20117537544]

約数ペア:

[(1, 20117537544), (2, 10058768772), (3, 6705845848), (4, 5029384386), (6, 3352922924), (8, 2514692193), (12, 1676461462), (13, 1547502888), (24, 838230731), (26, 773751444), (31, 648952824), (39, 515834296), (52, 386875722), (62, 324476412), (78, 257917148), (93, 216317608), (104, 193437861), (124, 162238206), (156, 128958574), (186, 108158804), (248, 81119103), (312, 64479287), (372, 54079402), (403, 49919448), (487, 41309112), (744, 27039701), (806, 24959724), (974, 20654556), (1209, 16639816), (1461, 13769704), (1612, 12479862), (1948, 10327278), (2418, 8319908), (2922, 6884852), (3224, 6239931), (3896, 5163639), (4271, 4710264), (4836, 4159954), (5844, 3442426), (6331, 3177624), (8542, 2355132), (9672, 2079977), (11688, 1721213), (12662, 1588812), (12813, 1570088), (15097, 1332552), (17084, 1177566), (18993, 1059208), (25324, 794406), (25626, 785044), (30194, 666276), (34168, 588783), (37986, 529604), (45291, 444184), (50648, 397203), (51252, 392522), (55523, 362328), (60388, 333138), (75972, 264802), (90582, 222092), (102504, 196261), (111046, 181164), (120776, 166569), (132401, 151944)]