1309808

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1232

約数の個数: 20

約数和(自身を含む): 2575728

約数和(自身を除く): 1265920

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 1153, 2306, 4612, 9224, 18448, 81863, 163726, 327452, 654904, 1309808]

約数ペア:

[(1, 1309808), (2, 654904), (4, 327452), (8, 163726), (16, 81863), (71, 18448), (142, 9224), (284, 4612), (568, 2306), (1136, 1153)]