20565799778

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{607}}^1\times {\mathrm{1453}}^1$

素因数の和:2282

約数の個数: 32

約数和(自身を含む): 31506900480

約数和(自身を除く): 10941100702

約数列:

[1, 2, 89, 131, 178, 262, 607, 1214, 1453, 2906, 11659, 23318, 54023, 79517, 108046, 129317, 159034, 190343, 258634, 380686, 881971, 1763942, 7077013, 14154026, 16940527, 33881054, 78495419, 115538201, 156990838, 231076402, 10282899889, 20565799778]

約数ペア:

[(1, 20565799778), (2, 10282899889), (89, 231076402), (131, 156990838), (178, 115538201), (262, 78495419), (607, 33881054), (1214, 16940527), (1453, 14154026), (2906, 7077013), (11659, 1763942), (23318, 881971), (54023, 380686), (79517, 258634), (108046, 190343), (129317, 159034)]