20802695

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4889}}^1$

素因数の和:4954

約数の個数: 16

約数和(自身を含む): 26758080

約数和(自身を除く): 5955385

約数列:

[1, 5, 23, 37, 115, 185, 851, 4255, 4889, 24445, 112447, 180893, 562235, 904465, 4160539, 20802695]

約数ペア:

[(1, 20802695), (5, 4160539), (23, 904465), (37, 562235), (115, 180893), (185, 112447), (851, 24445), (4255, 4889)]