20185814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{12569}}^1$

素因数の和:12655

約数の個数: 16

約数和(自身を含む): 33486480

約数和(自身を除く): 13300666

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 12569, 25138, 138259, 276518, 917537, 1835074, 10092907, 20185814]

約数ペア:

[(1, 20185814), (2, 10092907), (11, 1835074), (22, 917537), (73, 276518), (146, 138259), (803, 25138), (1606, 12569)]