19762983

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2459}}^1$

素因数の和:2531

約数の個数: 24

約数和(自身を含む): 30700800

約数和(自身を除く): 10937817

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2459, 2679, 7377, 8037, 22131, 46721, 115573, 140163, 346719, 420489, 1040157, 2195887, 6587661, 19762983]

約数ペア:

[(1, 19762983), (3, 6587661), (9, 2195887), (19, 1040157), (47, 420489), (57, 346719), (141, 140163), (171, 115573), (423, 46721), (893, 22131), (2459, 8037), (2679, 7377)]