20407164

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73939}}^1$

素因数の和:73969

約数の個数: 24

約数和(自身を含む): 49687680

約数和(自身を除く): 29280516

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 73939, 147878, 221817, 295756, 443634, 887268, 1700597, 3401194, 5101791, 6802388, 10203582, 20407164]

約数ペア:

[(1, 20407164), (2, 10203582), (3, 6802388), (4, 5101791), (6, 3401194), (12, 1700597), (23, 887268), (46, 443634), (69, 295756), (92, 221817), (138, 147878), (276, 73939)]