20019012

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{128327}}^1$

素因数の和:128347

約数の個数: 24

約数和(自身を含む): 50304576

約数和(自身を除く): 30285564

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 128327, 256654, 384981, 513308, 769962, 1539924, 1668251, 3336502, 5004753, 6673004, 10009506, 20019012]

約数ペア:

[(1, 20019012), (2, 10009506), (3, 6673004), (4, 5004753), (6, 3336502), (12, 1668251), (13, 1539924), (26, 769962), (39, 513308), (52, 384981), (78, 256654), (156, 128327)]