18981516

素因数分解:

$2^2\times 3^1\times {\mathrm{353}}^1\times {\mathrm{4481}}^1$

素因数の和:4841

約数の個数: 24

約数和(自身を含む): 44425584

約数和(自身を除く): 25444068

約数列:

[1, 2, 3, 4, 6, 12, 353, 706, 1059, 1412, 2118, 4236, 4481, 8962, 13443, 17924, 26886, 53772, 1581793, 3163586, 4745379, 6327172, 9490758, 18981516]

約数ペア:

[(1, 18981516), (2, 9490758), (3, 6327172), (4, 4745379), (6, 3163586), (12, 1581793), (353, 53772), (706, 26886), (1059, 17924), (1412, 13443), (2118, 8962), (4236, 4481)]