18803194

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{4441}}^1$

素因数の和:4545

約数の個数: 16

約数和(自身を含む): 29583720

約数和(自身を除く): 10780526

約数列:

[1, 2, 29, 58, 73, 146, 2117, 4234, 4441, 8882, 128789, 257578, 324193, 648386, 9401597, 18803194]

約数ペア:

[(1, 18803194), (2, 9401597), (29, 648386), (58, 324193), (73, 257578), (146, 128789), (2117, 8882), (4234, 4441)]