20957594

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2707}}^1$

素因数の和:2802

約数の個数: 24

約数和(自身を含む): 37045440

約数和(自身を除く): 16087846

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 553, 1106, 2707, 3871, 5414, 7742, 18949, 37898, 132643, 213853, 265286, 427706, 1496971, 2993942, 10478797, 20957594]

約数ペア:

[(1, 20957594), (2, 10478797), (7, 2993942), (14, 1496971), (49, 427706), (79, 265286), (98, 213853), (158, 132643), (553, 37898), (1106, 18949), (2707, 7742), (3871, 5414)]