20966829974

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1\times {\mathrm{7039}}^1$

素因数の和:7628

約数の個数: 32

約数和(自身を含む): 32845824000

約数和(自身を除く): 11878994026

約数列:

[1, 2, 31, 62, 107, 214, 449, 898, 3317, 6634, 7039, 13919, 14078, 27838, 48043, 96086, 218209, 436418, 753173, 1489333, 1506346, 2978666, 3160511, 6321022, 23348363, 46696726, 97975841, 195951682, 338174677, 676349354, 10483414987, 20966829974]

約数ペア:

[(1, 20966829974), (2, 10483414987), (31, 676349354), (62, 338174677), (107, 195951682), (214, 97975841), (449, 46696726), (898, 23348363), (3317, 6321022), (6634, 3160511), (7039, 2978666), (13919, 1506346), (14078, 1489333), (27838, 753173), (48043, 436418), (96086, 218209)]