20917802

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{4219}}^1$

素因数の和:4325

約数の個数: 16

約数和(自身を含む): 32713440

約数和(自身を除く): 11795638

約数列:

[1, 2, 37, 67, 74, 134, 2479, 4219, 4958, 8438, 156103, 282673, 312206, 565346, 10458901, 20917802]

約数ペア:

[(1, 20917802), (2, 10458901), (37, 565346), (67, 312206), (74, 282673), (134, 156103), (2479, 8438), (4219, 4958)]