20315118

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{147211}}^1$

素因数の和:147239

約数の個数: 16

約数和(自身を含む): 42397056

約数和(自身を除く): 22081938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 147211, 294422, 441633, 883266, 3385853, 6771706, 10157559, 20315118]

約数ペア:

[(1, 20315118), (2, 10157559), (3, 6771706), (6, 3385853), (23, 883266), (46, 441633), (69, 294422), (138, 147211)]