2103804981

素因数分解:

$3^4\times {\mathrm{2003}}^1\times {\mathrm{12967}}^1$

素因数の和:14982

約数の個数: 20

約数和(自身を含む): 3144532512

約数和(自身を除く): 1040727531

約数列:

[1, 3, 9, 27, 81, 2003, 6009, 12967, 18027, 38901, 54081, 116703, 162243, 350109, 1050327, 25972901, 77918703, 233756109, 701268327, 2103804981]

約数ペア:

[(1, 2103804981), (3, 701268327), (9, 233756109), (27, 77918703), (81, 25972901), (2003, 1050327), (6009, 350109), (12967, 162243), (18027, 116703), (38901, 54081)]