17831338

素因数分解:

$2^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1987}}^1$

素因数の和:2637

約数の個数: 16

約数和(自身を含む): 30631104

約数和(自身を除く): 12799766

約数列:

[1, 2, 7, 14, 641, 1282, 1987, 3974, 4487, 8974, 13909, 27818, 1273667, 2547334, 8915669, 17831338]

約数ペア:

[(1, 17831338), (2, 8915669), (7, 2547334), (14, 1273667), (641, 27818), (1282, 13909), (1987, 8974), (3974, 4487)]