20745584782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{816691}}^1$

素因数の和:817683

約数の個数: 16

約数和(自身を含む): 33546440592

約数和(自身を除く): 12800855810

約数列:

[1, 2, 13, 26, 977, 1954, 12701, 25402, 816691, 1633382, 10616983, 21233966, 797907107, 1595814214, 10372792391, 20745584782]

約数ペア:

[(1, 20745584782), (2, 10372792391), (13, 1595814214), (26, 797907107), (977, 21233966), (1954, 10616983), (12701, 1633382), (25402, 816691)]