20495964

素因数分解:

$2^2\times 3^1\times {\mathrm{421}}^1\times {\mathrm{4057}}^1$

素因数の和:4485

約数の個数: 24

約数和(自身を含む): 47949328

約数和(自身を除く): 27453364

約数列:

[1, 2, 3, 4, 6, 12, 421, 842, 1263, 1684, 2526, 4057, 5052, 8114, 12171, 16228, 24342, 48684, 1707997, 3415994, 5123991, 6831988, 10247982, 20495964]

約数ペア:

[(1, 20495964), (2, 10247982), (3, 6831988), (4, 5123991), (6, 3415994), (12, 1707997), (421, 48684), (842, 24342), (1263, 16228), (1684, 12171), (2526, 8114), (4057, 5052)]