18764404

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{52709}}^1$

素因数の和:52802

約数の個数: 12

約数和(自身を含む): 33207300

約数和(自身を除く): 14442896

約数列:

[1, 2, 4, 89, 178, 356, 52709, 105418, 210836, 4691101, 9382202, 18764404]

約数ペア:

[(1, 18764404), (2, 9382202), (4, 4691101), (89, 210836), (178, 105418), (356, 52709)]