20615528

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{6121}}^1$

素因数の和:6548

約数の個数: 16

約数和(自身を含む): 38752260

約数和(自身を除く): 18136732

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 6121, 12242, 24484, 48968, 2576941, 5153882, 10307764, 20615528]

約数ペア:

[(1, 20615528), (2, 10307764), (4, 5153882), (8, 2576941), (421, 48968), (842, 24484), (1684, 12242), (3368, 6121)]