20600684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2011}}^1$

素因数の和:2225

約数の個数: 24

約数和(自身を含む): 39040848

約数和(自身を除く): 18440164

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2011, 2561, 4022, 5122, 8044, 10244, 26143, 52286, 104572, 396167, 792334, 1584668, 5150171, 10300342, 20600684]

約数ペア:

[(1, 20600684), (2, 10300342), (4, 5150171), (13, 1584668), (26, 792334), (52, 396167), (197, 104572), (394, 52286), (788, 26143), (2011, 10244), (2561, 8044), (4022, 5122)]