18285406

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2389}}^1$

素因数の和:2523

約数の個数: 16

約数和(自身を含む): 28393200

約数和(自身を除く): 10107794

約数列:

[1, 2, 43, 86, 89, 178, 2389, 3827, 4778, 7654, 102727, 205454, 212621, 425242, 9142703, 18285406]

約数ペア:

[(1, 18285406), (2, 9142703), (43, 425242), (86, 212621), (89, 205454), (178, 102727), (2389, 7654), (3827, 4778)]