19712606

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{937}}^1$

素因数の和:1163

約数の個数: 16

約数和(自身を含む): 30233616

約数和(自身を除く): 10521010

約数列:

[1, 2, 67, 134, 157, 314, 937, 1874, 10519, 21038, 62779, 125558, 147109, 294218, 9856303, 19712606]

約数ペア:

[(1, 19712606), (2, 9856303), (67, 294218), (134, 147109), (157, 125558), (314, 62779), (937, 21038), (1874, 10519)]