18683421

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2543}}^1$

素因数の和:2656

約数の個数: 16

約数和(自身を含む): 26050560

約数和(自身を除く): 7367139

約数列:

[1, 3, 31, 79, 93, 237, 2449, 2543, 7347, 7629, 78833, 200897, 236499, 602691, 6227807, 18683421]

約数ペア:

[(1, 18683421), (3, 6227807), (31, 602691), (79, 236499), (93, 200897), (237, 78833), (2449, 7629), (2543, 7347)]