20121543676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{5231}}^1\times {\mathrm{73973}}^1$

素因数の和:79221

約数の個数: 24

約数和(自身を含む): 37929132864

約数和(自身を除く): 17807589188

約数列:

[1, 2, 4, 13, 26, 52, 5231, 10462, 20924, 68003, 73973, 136006, 147946, 272012, 295892, 961649, 1923298, 3846596, 386952763, 773905526, 1547811052, 5030385919, 10060771838, 20121543676]

約数ペア:

[(1, 20121543676), (2, 10060771838), (4, 5030385919), (13, 1547811052), (26, 773905526), (52, 386952763), (5231, 3846596), (10462, 1923298), (20924, 961649), (68003, 295892), (73973, 272012), (136006, 147946)]