18930679

素因数分解:

${\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:318

約数の個数: 16

約数和(自身を含む): 20427264

約数和(自身を除く): 1496585

約数列:

[1, 23, 61, 103, 131, 1403, 2369, 3013, 6283, 7991, 13493, 144509, 183793, 310339, 823073, 18930679]

約数ペア:

[(1, 18930679), (23, 823073), (61, 310339), (103, 183793), (131, 144509), (1403, 13493), (2369, 7991), (3013, 6283)]