18457138

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{77551}}^1$

素因数の和:77577

約数の個数: 16

約数和(自身を含む): 33502464

約数和(自身を除く): 15045326

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 77551, 155102, 542857, 1085714, 1318367, 2636734, 9228569, 18457138]

約数ペア:

[(1, 18457138), (2, 9228569), (7, 2636734), (14, 1318367), (17, 1085714), (34, 542857), (119, 155102), (238, 77551)]