20974018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{27817}}^1$

素因数の和:27861

約数の個数: 16

約数和(自身を含む): 35050680

約数和(自身を除く): 14076662

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 27817, 55634, 361621, 723242, 806693, 1613386, 10487009, 20974018]

約数ペア:

[(1, 20974018), (2, 10487009), (13, 1613386), (26, 806693), (29, 723242), (58, 361621), (377, 55634), (754, 27817)]