19680378

素因数分解:

$2^1\times 3^1\times {\mathrm{503}}^1\times {\mathrm{6521}}^1$

素因数の和:7029

約数の個数: 16

約数和(自身を含む): 39445056

約数和(自身を除く): 19764678

約数列:

[1, 2, 3, 6, 503, 1006, 1509, 3018, 6521, 13042, 19563, 39126, 3280063, 6560126, 9840189, 19680378]

約数ペア:

[(1, 19680378), (2, 9840189), (3, 6560126), (6, 3280063), (503, 39126), (1006, 19563), (1509, 13042), (3018, 6521)]