19969417

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 22139712

約数和(自身を除く): 2170295

約数列:

[1, 13, 67, 101, 227, 871, 1313, 2951, 6767, 15209, 22927, 87971, 197717, 298051, 1536109, 19969417]

約数ペア:

[(1, 19969417), (13, 1536109), (67, 298051), (101, 197717), (227, 87971), (871, 22927), (1313, 15209), (2951, 6767)]