20197550855

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4084439}}^1$

素因数の和:4084510

約数の個数: 16

約数和(自身を含む): 25879011840

約数和(自身を除く): 5681460985

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 4084439, 20422195, 93942097, 175630877, 469710485, 878154385, 4039510171, 20197550855]

約数ペア:

[(1, 20197550855), (5, 4039510171), (23, 878154385), (43, 469710485), (115, 175630877), (215, 93942097), (989, 20422195), (4945, 4084439)]