20296072

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{81839}}^1$

素因数の和:81876

約数の個数: 16

約数和(自身を含む): 39283200

約数和(自身を除く): 18987128

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 81839, 163678, 327356, 654712, 2537009, 5074018, 10148036, 20296072]

約数ペア:

[(1, 20296072), (2, 10148036), (4, 5074018), (8, 2537009), (31, 654712), (62, 327356), (124, 163678), (248, 81839)]