19319293

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5237}}^1$

素因数の和:5292

約数の個数: 16

約数和(自身を含む): 24136704

約数和(自身を除く): 4817411

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 5237, 36659, 89029, 162347, 623203, 1136429, 2759899, 19319293]

約数ペア:

[(1, 19319293), (7, 2759899), (17, 1136429), (31, 623203), (119, 162347), (217, 89029), (527, 36659), (3689, 5237)]