20203505

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9463}}^1$

素因数の和:9536

約数の個数: 16

約数和(自身を含む): 28164864

約数和(自身を除く): 7961359

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 9463, 47315, 66241, 331205, 577243, 2886215, 4040701, 20203505]

約数ペア:

[(1, 20203505), (5, 4040701), (7, 2886215), (35, 577243), (61, 331205), (305, 66241), (427, 47315), (2135, 9463)]