20968718

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{10453}}^1$

素因数の和:10531

約数の個数: 16

約数和(自身を含む): 33870960

約数和(自身を除く): 12902242

約数列:

[1, 2, 17, 34, 59, 118, 1003, 2006, 10453, 20906, 177701, 355402, 616727, 1233454, 10484359, 20968718]

約数ペア:

[(1, 20968718), (2, 10484359), (17, 1233454), (34, 616727), (59, 355402), (118, 177701), (1003, 20906), (2006, 10453)]