20708714

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18523}}^1$

素因数の和:18581

約数の個数: 16

約数和(自身を含む): 34232352

約数和(自身を除く): 13523638

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 18523, 37046, 240799, 481598, 796489, 1592978, 10354357, 20708714]

約数ペア:

[(1, 20708714), (2, 10354357), (13, 1592978), (26, 796489), (43, 481598), (86, 240799), (559, 37046), (1118, 18523)]