19404655

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1163}}^1$

素因数の和:1286

約数の個数: 16

約数和(自身を含む): 24136704

約数和(自身を除く): 4732049

約数列:

[1, 5, 47, 71, 235, 355, 1163, 3337, 5815, 16685, 54661, 82573, 273305, 412865, 3880931, 19404655]

約数ペア:

[(1, 19404655), (5, 3880931), (47, 412865), (71, 273305), (235, 82573), (355, 54661), (1163, 16685), (3337, 5815)]