25861168

素因数分解:

$2^4\times {\mathrm{811}}^1\times {\mathrm{1993}}^1$

素因数の和:2812

約数の個数: 20

約数和(自身を含む): 50192968

約数和(自身を除く): 24331800

約数列:

[1, 2, 4, 8, 16, 811, 1622, 1993, 3244, 3986, 6488, 7972, 12976, 15944, 31888, 1616323, 3232646, 6465292, 12930584, 25861168]

約数ペア:

[(1, 25861168), (2, 12930584), (4, 6465292), (8, 3232646), (16, 1616323), (811, 31888), (1622, 15944), (1993, 12976), (3244, 7972), (3986, 6488)]