84880816

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{38723}}^1$

素因数の和:38868

約数の個数: 20

約数和(自身を含む): 165661272

約数和(自身を除く): 80780456

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 38723, 77446, 154892, 309784, 619568, 5305051, 10610102, 21220204, 42440408, 84880816]

約数ペア:

[(1, 84880816), (2, 42440408), (4, 21220204), (8, 10610102), (16, 5305051), (137, 619568), (274, 309784), (548, 154892), (1096, 77446), (2192, 38723)]