20457502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{16741}}^1$

素因数の和:16803

約数の個数: 16

約数和(自身を含む): 33751872

約数和(自身を除く): 13294370

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 16741, 33482, 217633, 435266, 786827, 1573654, 10228751, 20457502]

約数ペア:

[(1, 20457502), (2, 10228751), (13, 1573654), (26, 786827), (47, 435266), (94, 217633), (611, 33482), (1222, 16741)]