18478190

素因数分解:

$2^1\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{1447}}^1$

素因数の和:2731

約数の個数: 16

約数和(自身を含む): 33309792

約数和(自身を除く): 14831602

約数列:

[1, 2, 5, 10, 1277, 1447, 2554, 2894, 6385, 7235, 12770, 14470, 1847819, 3695638, 9239095, 18478190]

約数ペア:

[(1, 18478190), (2, 9239095), (5, 3695638), (10, 1847819), (1277, 14470), (1447, 12770), (2554, 7235), (2894, 6385)]