20910616

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{84317}}^1$

素因数の和:84354

約数の個数: 16

約数和(自身を含む): 40472640

約数和(自身を除く): 19562024

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 84317, 168634, 337268, 674536, 2613827, 5227654, 10455308, 20910616]

約数ペア:

[(1, 20910616), (2, 10455308), (4, 5227654), (8, 2613827), (31, 674536), (62, 337268), (124, 168634), (248, 84317)]