17974154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{19927}}^1$

素因数の和:19981

約数の個数: 16

約数和(自身を含む): 30131136

約数和(自身を除く): 12156982

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 19927, 39854, 219197, 438394, 817007, 1634014, 8987077, 17974154]

約数ペア:

[(1, 17974154), (2, 8987077), (11, 1634014), (22, 817007), (41, 438394), (82, 219197), (451, 39854), (902, 19927)]