18756418

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{557}}^1$

素因数の和:821

約数の個数: 16

約数和(自身を含む): 28625400

約数和(自身を除く): 9868982

約数列:

[1, 2, 113, 149, 226, 298, 557, 1114, 16837, 33674, 62941, 82993, 125882, 165986, 9378209, 18756418]

約数ペア:

[(1, 18756418), (2, 9378209), (113, 165986), (149, 125882), (226, 82993), (298, 62941), (557, 33674), (1114, 16837)]