20185726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12923}}^1$

素因数の和:13007

約数の個数: 16

約数和(自身を含む): 33499008

約数和(自身を除く): 13313282

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 12923, 25846, 142153, 284306, 917533, 1835066, 10092863, 20185726]

約数ペア:

[(1, 20185726), (2, 10092863), (11, 1835066), (22, 917533), (71, 284306), (142, 142153), (781, 25846), (1562, 12923)]