19989373544

素因数分解:

$2^3\times 7^1\times {\mathrm{356953099}}^1$

素因数の和:356953112

約数の個数: 16

約数和(自身を含む): 42834372000

約数和(自身を除く): 22844998456

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 356953099, 713906198, 1427812396, 2498671693, 2855624792, 4997343386, 9994686772, 19989373544]

約数ペア:

[(1, 19989373544), (2, 9994686772), (4, 4997343386), (7, 2855624792), (8, 2498671693), (14, 1427812396), (28, 713906198), (56, 356953099)]