19607696

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{64499}}^1$

素因数の和:64526

約数の個数: 20

約数和(自身を含む): 39990000

約数和(自身を除く): 20382304

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 64499, 128998, 257996, 515992, 1031984, 1225481, 2450962, 4901924, 9803848, 19607696]

約数ペア:

[(1, 19607696), (2, 9803848), (4, 4901924), (8, 2450962), (16, 1225481), (19, 1031984), (38, 515992), (76, 257996), (152, 128998), (304, 64499)]