18777442

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{769}}^1$

素因数の和:1221

約数の個数: 16

約数和(自身を含む): 29244600

約数和(自身を除く): 10467158

約数列:

[1, 2, 29, 58, 421, 769, 842, 1538, 12209, 22301, 24418, 44602, 323749, 647498, 9388721, 18777442]

約数ペア:

[(1, 18777442), (2, 9388721), (29, 647498), (58, 323749), (421, 44602), (769, 24418), (842, 22301), (1538, 12209)]