18737673

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{617}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 25629696

約数和(自身を除く): 6892023

約数列:

[1, 3, 53, 159, 191, 573, 617, 1851, 10123, 30369, 32701, 98103, 117847, 353541, 6245891, 18737673]

約数ペア:

[(1, 18737673), (3, 6245891), (53, 353541), (159, 117847), (191, 98103), (573, 32701), (617, 30369), (1851, 10123)]