20683669232

素因数分解:

$2^4\times {\mathrm{659}}^1\times {\mathrm{1961653}}^1$

素因数の和:1962320

約数の個数: 20

約数和(自身を含む): 40135440840

約数和(自身を除く): 19451771608

約数列:

[1, 2, 4, 8, 16, 659, 1318, 2636, 5272, 10544, 1961653, 3923306, 7846612, 15693224, 31386448, 1292729327, 2585458654, 5170917308, 10341834616, 20683669232]

約数ペア:

[(1, 20683669232), (2, 10341834616), (4, 5170917308), (8, 2585458654), (16, 1292729327), (659, 31386448), (1318, 15693224), (2636, 7846612), (5272, 3923306), (10544, 1961653)]