81553586

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{3967}}^1$

素因数の和:4529

約数の個数: 16

約数和(自身を含む): 129039360

約数和(自身を除く): 47485774

約数列:

[1, 2, 19, 38, 541, 1082, 3967, 7934, 10279, 20558, 75373, 150746, 2146147, 4292294, 40776793, 81553586]

約数ペア:

[(1, 81553586), (2, 40776793), (19, 4292294), (38, 2146147), (541, 150746), (1082, 75373), (3967, 20558), (7934, 10279)]