19785704

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{367}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 38949120

約数和(自身を除く): 19163416

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 293, 367, 586, 734, 1172, 1468, 2344, 2936, 6739, 8441, 13478, 16882, 26956, 33764, 53912, 67528, 107531, 215062, 430124, 860248, 2473213, 4946426, 9892852, 19785704]

約数ペア:

[(1, 19785704), (2, 9892852), (4, 4946426), (8, 2473213), (23, 860248), (46, 430124), (92, 215062), (184, 107531), (293, 67528), (367, 53912), (586, 33764), (734, 26956), (1172, 16882), (1468, 13478), (2344, 8441), (2936, 6739)]