20539272

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65831}}^1$

素因数の和:65853

約数の個数: 32

約数和(自身を含む): 55298880

約数和(自身を除く): 34759608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65831, 131662, 197493, 263324, 394986, 526648, 789972, 855803, 1579944, 1711606, 2567409, 3423212, 5134818, 6846424, 10269636, 20539272]

約数ペア:

[(1, 20539272), (2, 10269636), (3, 6846424), (4, 5134818), (6, 3423212), (8, 2567409), (12, 1711606), (13, 1579944), (24, 855803), (26, 789972), (39, 526648), (52, 394986), (78, 263324), (104, 197493), (156, 131662), (312, 65831)]