40237808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193451}}^1$

素因数の和:193472

約数の個数: 20

約数和(自身を含む): 83958168

約数和(自身を除く): 43720360

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 193451, 386902, 773804, 1547608, 2514863, 3095216, 5029726, 10059452, 20118904, 40237808]

約数ペア:

[(1, 40237808), (2, 20118904), (4, 10059452), (8, 5029726), (13, 3095216), (16, 2514863), (26, 1547608), (52, 773804), (104, 386902), (208, 193451)]