20415306

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{147937}}^1$

素因数の和:147965

約数の個数: 16

約数和(自身を含む): 42606144

約数和(自身を除く): 22190838

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 147937, 295874, 443811, 887622, 3402551, 6805102, 10207653, 20415306]

約数ペア:

[(1, 20415306), (2, 10207653), (3, 6805102), (6, 3402551), (23, 887622), (46, 443811), (69, 295874), (138, 147937)]