20378954

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{10159}}^1$

素因数の和:10237

約数の個数: 16

約数和(自身を含む): 32918400

約数和(自身を除く): 12539446

約数列:

[1, 2, 17, 34, 59, 118, 1003, 2006, 10159, 20318, 172703, 345406, 599381, 1198762, 10189477, 20378954]

約数ペア:

[(1, 20378954), (2, 10189477), (17, 1198762), (34, 599381), (59, 345406), (118, 172703), (1003, 20318), (2006, 10159)]