20927998

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16427}}^1$

素因数の和:16456

約数の個数: 24

約数和(自身を含む): 39328632

約数和(自身を除く): 18400634

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 16427, 32854, 114989, 213551, 229978, 427102, 804923, 1494857, 1609846, 2989714, 10463999, 20927998]

約数ペア:

[(1, 20927998), (2, 10463999), (7, 2989714), (13, 1609846), (14, 1494857), (26, 804923), (49, 427102), (91, 229978), (98, 213551), (182, 114989), (637, 32854), (1274, 16427)]