20984945835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1549}}^1\times {\mathrm{129023}}^1$

素因数の和:130587

約数の個数: 32

約数和(自身を含む): 38397542400

約数和(自身を除く): 17412596565

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1549, 4647, 7745, 10843, 23235, 32529, 54215, 129023, 162645, 387069, 645115, 903161, 1935345, 2709483, 4515805, 13547415, 199856627, 599569881, 999283135, 1398996389, 2997849405, 4196989167, 6994981945, 20984945835]

約数ペア:

[(1, 20984945835), (3, 6994981945), (5, 4196989167), (7, 2997849405), (15, 1398996389), (21, 999283135), (35, 599569881), (105, 199856627), (1549, 13547415), (4647, 4515805), (7745, 2709483), (10843, 1935345), (23235, 903161), (32529, 645115), (54215, 387069), (129023, 162645)]