19940178

素因数分解:

$2^1\times 3^1\times {\mathrm{541}}^1\times {\mathrm{6143}}^1$

素因数の和:6689

約数の個数: 16

約数和(自身を含む): 39960576

約数和(自身を除く): 20020398

約数列:

[1, 2, 3, 6, 541, 1082, 1623, 3246, 6143, 12286, 18429, 36858, 3323363, 6646726, 9970089, 19940178]

約数ペア:

[(1, 19940178), (2, 9970089), (3, 6646726), (6, 3323363), (541, 36858), (1082, 18429), (1623, 12286), (3246, 6143)]