20199089504

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{859}}^1\times {\mathrm{6073}}^1$

素因数の和:6964

約数の個数: 72

約数和(自身を含む): 43768879560

約数和(自身を除く): 23569790056

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 121, 176, 242, 352, 484, 859, 968, 1718, 1936, 3436, 3872, 6073, 6872, 9449, 12146, 13744, 18898, 24292, 27488, 37796, 48584, 66803, 75592, 97168, 103939, 133606, 151184, 194336, 207878, 267212, 302368, 415756, 534424, 734833, 831512, 1068848, 1469666, 1663024, 2137696, 2939332, 3326048, 5216707, 5878664, 10433414, 11757328, 20866828, 23514656, 41733656, 57383777, 83467312, 114767554, 166934624, 229535108, 459070216, 631221547, 918140432, 1262443094, 1836280864, 2524886188, 5049772376, 10099544752, 20199089504]

約数ペア:

[(1, 20199089504), (2, 10099544752), (4, 5049772376), (8, 2524886188), (11, 1836280864), (16, 1262443094), (22, 918140432), (32, 631221547), (44, 459070216), (88, 229535108), (121, 166934624), (176, 114767554), (242, 83467312), (352, 57383777), (484, 41733656), (859, 23514656), (968, 20866828), (1718, 11757328), (1936, 10433414), (3436, 5878664), (3872, 5216707), (6073, 3326048), (6872, 2939332), (9449, 2137696), (12146, 1663024), (13744, 1469666), (18898, 1068848), (24292, 831512), (27488, 734833), (37796, 534424), (48584, 415756), (66803, 302368), (75592, 267212), (97168, 207878), (103939, 194336), (133606, 151184)]