18466415

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 24648624

約数和(自身を除く): 6182209

約数列:

[1, 5, 11, 55, 121, 131, 233, 605, 655, 1165, 1441, 2563, 7205, 12815, 15851, 28193, 30523, 79255, 140965, 152615, 335753, 1678765, 3693283, 18466415]

約数ペア:

[(1, 18466415), (5, 3693283), (11, 1678765), (55, 335753), (121, 152615), (131, 140965), (233, 79255), (605, 30523), (655, 28193), (1165, 15851), (1441, 12815), (2563, 7205)]