19888682

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 33606144

約数和(自身を除く): 13717462

約数列:

[1, 2, 11, 22, 67, 103, 131, 134, 206, 262, 737, 1133, 1441, 1474, 2266, 2882, 6901, 8777, 13493, 13802, 17554, 26986, 75911, 96547, 148423, 151822, 193094, 296846, 904031, 1808062, 9944341, 19888682]

約数ペア:

[(1, 19888682), (2, 9944341), (11, 1808062), (22, 904031), (67, 296846), (103, 193094), (131, 151822), (134, 148423), (206, 96547), (262, 75911), (737, 26986), (1133, 17554), (1441, 13802), (1474, 13493), (2266, 8777), (2882, 6901)]