20139203

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2039}}^1$

素因数の和:2146

約数の個数: 16

約数和(自身を含む): 24675840

約数和(自身を除く): 4536637

約数列:

[1, 7, 17, 83, 119, 581, 1411, 2039, 9877, 14273, 34663, 169237, 242641, 1184659, 2877029, 20139203]

約数ペア:

[(1, 20139203), (7, 2877029), (17, 1184659), (83, 242641), (119, 169237), (581, 34663), (1411, 14273), (2039, 9877)]