66730547536

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{10721489}}^1$

素因数の和:10721886

約数の個数: 20

約数和(自身を含む): 129622814100

約数和(自身を除く): 62892266564

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 10721489, 21442978, 42885956, 85771912, 171543824, 4170659221, 8341318442, 16682636884, 33365273768, 66730547536]

約数ペア:

[(1, 66730547536), (2, 33365273768), (4, 16682636884), (8, 8341318442), (16, 4170659221), (389, 171543824), (778, 85771912), (1556, 42885956), (3112, 21442978), (6224, 10721489)]