18876885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74027}}^1$

素因数の和:74052

約数の個数: 16

約数和(自身を含む): 31980096

約数和(自身を除く): 13103211

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 74027, 222081, 370135, 1110405, 1258459, 3775377, 6292295, 18876885]

約数ペア:

[(1, 18876885), (3, 6292295), (5, 3775377), (15, 1258459), (17, 1110405), (51, 370135), (85, 222081), (255, 74027)]