19108918

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{7699}}^1$

素因数の和:7791

約数の個数: 16

約数和(自身を含む): 30769200

約数和(自身を除く): 11660282

約数列:

[1, 2, 17, 34, 73, 146, 1241, 2482, 7699, 15398, 130883, 261766, 562027, 1124054, 9554459, 19108918]

約数ペア:

[(1, 19108918), (2, 9554459), (17, 1124054), (34, 562027), (73, 261766), (146, 130883), (1241, 15398), (2482, 7699)]