19735805

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1039}}^1$

素因数の和:1204

約数の個数: 16

約数和(自身を含む): 24710400

約数和(自身を除く): 4974595

約数列:

[1, 5, 29, 131, 145, 655, 1039, 3799, 5195, 18995, 30131, 136109, 150655, 680545, 3947161, 19735805]

約数ペア:

[(1, 19735805), (5, 3947161), (29, 680545), (131, 150655), (145, 136109), (655, 30131), (1039, 18995), (3799, 5195)]