20772586

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{827}}^1$

素因数の和:1509

約数の個数: 16

約数和(自身を含む): 32888160

約数和(自身を除く): 12115574

約数列:

[1, 2, 19, 38, 661, 827, 1322, 1654, 12559, 15713, 25118, 31426, 546647, 1093294, 10386293, 20772586]

約数ペア:

[(1, 20772586), (2, 10386293), (19, 1093294), (38, 546647), (661, 31426), (827, 25118), (1322, 15713), (1654, 12559)]