31499546

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{19861}}^1$

素因数の和:19937

約数の個数: 16

約数和(自身を含む): 51720648

約数和(自身を除く): 20221102

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 19861, 39722, 258193, 516386, 1211521, 2423042, 15749773, 31499546]

約数ペア:

[(1, 31499546), (2, 15749773), (13, 2423042), (26, 1211521), (61, 516386), (122, 258193), (793, 39722), (1586, 19861)]