20087008

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{20249}}^1$

素因数の和:20290

約数の個数: 24

約数和(自身を含む): 40824000

約数和(自身を除く): 20736992

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 20249, 40498, 80996, 161992, 323984, 627719, 647968, 1255438, 2510876, 5021752, 10043504, 20087008]

約数ペア:

[(1, 20087008), (2, 10043504), (4, 5021752), (8, 2510876), (16, 1255438), (31, 647968), (32, 627719), (62, 323984), (124, 161992), (248, 80996), (496, 40498), (992, 20249)]