2149789972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{8291}}^1$

素因数の和:8460

約数の個数: 48

約数和(自身を含む): 4212601344

約数和(自身を除く): 2062811372

約数列:

[1, 2, 4, 11, 22, 44, 71, 83, 142, 166, 284, 332, 781, 913, 1562, 1826, 3124, 3652, 5893, 8291, 11786, 16582, 23572, 33164, 64823, 91201, 129646, 182402, 259292, 364804, 588661, 688153, 1177322, 1376306, 2354644, 2752612, 6475271, 7569683, 12950542, 15139366, 25901084, 30278732, 48858863, 97717726, 195435452, 537447493, 1074894986, 2149789972]

約数ペア:

[(1, 2149789972), (2, 1074894986), (4, 537447493), (11, 195435452), (22, 97717726), (44, 48858863), (71, 30278732), (83, 25901084), (142, 15139366), (166, 12950542), (284, 7569683), (332, 6475271), (781, 2752612), (913, 2354644), (1562, 1376306), (1826, 1177322), (3124, 688153), (3652, 588661), (5893, 364804), (8291, 259292), (11786, 182402), (16582, 129646), (23572, 91201), (33164, 64823)]