16881986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{45139}}^1$

素因数の和:45169

約数の個数: 16

約数和(自身を含む): 29250720

約数和(自身を除く): 12368734

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 45139, 90278, 496529, 767363, 993058, 1534726, 8440993, 16881986]

約数ペア:

[(1, 16881986), (2, 8440993), (11, 1534726), (17, 993058), (22, 767363), (34, 496529), (187, 90278), (374, 45139)]