20504328

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65719}}^1$

素因数の和:65741

約数の個数: 32

約数和(自身を含む): 55204800

約数和(自身を除く): 34700472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65719, 131438, 197157, 262876, 394314, 525752, 788628, 854347, 1577256, 1708694, 2563041, 3417388, 5126082, 6834776, 10252164, 20504328]

約数ペア:

[(1, 20504328), (2, 10252164), (3, 6834776), (4, 5126082), (6, 3417388), (8, 2563041), (12, 1708694), (13, 1577256), (24, 854347), (26, 788628), (39, 525752), (52, 394314), (78, 262876), (104, 197157), (156, 131438), (312, 65719)]