20806292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21059}}^1$

素因数の和:21095

約数の個数: 24

約数和(自身を含む): 41277600

約数和(自身を除く): 20471308

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 21059, 42118, 84236, 273767, 400121, 547534, 800242, 1095068, 1600484, 5201573, 10403146, 20806292]

約数ペア:

[(1, 20806292), (2, 10403146), (4, 5201573), (13, 1600484), (19, 1095068), (26, 800242), (38, 547534), (52, 400121), (76, 273767), (247, 84236), (494, 42118), (988, 21059)]