18896639

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1559}}^1$

素因数の和:1630

約数の個数: 16

約数和(自身を含む): 21565440

約数和(自身を除く): 2668801

約数列:

[1, 17, 23, 31, 391, 527, 713, 1559, 12121, 26503, 35857, 48329, 609569, 821593, 1111567, 18896639]

約数ペア:

[(1, 18896639), (17, 1111567), (23, 821593), (31, 609569), (391, 48329), (527, 35857), (713, 26503), (1559, 12121)]