18645506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{15991}}^1$

素因数の和:16057

約数の個数: 16

約数和(自身を含む): 31088448

約数和(自身を除く): 12442942

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 15991, 31982, 175901, 351802, 847523, 1695046, 9322753, 18645506]

約数ペア:

[(1, 18645506), (2, 9322753), (11, 1695046), (22, 847523), (53, 351802), (106, 175901), (583, 31982), (1166, 15991)]