19802238

素因数分解:

$2^1\times 3^1\times {\mathrm{661}}^1\times {\mathrm{4993}}^1$

素因数の和:5659

約数の個数: 16

約数和(自身を含む): 39672336

約数和(自身を除く): 19870098

約数列:

[1, 2, 3, 6, 661, 1322, 1983, 3966, 4993, 9986, 14979, 29958, 3300373, 6600746, 9901119, 19802238]

約数ペア:

[(1, 19802238), (2, 9901119), (3, 6600746), (6, 3300373), (661, 29958), (1322, 14979), (1983, 9986), (3966, 4993)]