19387278

素因数分解:

$2^1\times 3^2\times {\mathrm{103}}^1\times {\mathrm{10457}}^1$

素因数の和:10568

約数の個数: 24

約数和(自身を含む): 42417648

約数和(自身を除く): 23030370

約数列:

[1, 2, 3, 6, 9, 18, 103, 206, 309, 618, 927, 1854, 10457, 20914, 31371, 62742, 94113, 188226, 1077071, 2154142, 3231213, 6462426, 9693639, 19387278]

約数ペア:

[(1, 19387278), (2, 9693639), (3, 6462426), (6, 3231213), (9, 2154142), (18, 1077071), (103, 188226), (206, 94113), (309, 62742), (618, 31371), (927, 20914), (1854, 10457)]