39647248

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{17827}}^1$

素因数の和:17974

約数の個数: 20

約数和(自身を含む): 77373520

約数和(自身を除く): 37726272

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 17827, 35654, 71308, 142616, 285232, 2477953, 4955906, 9911812, 19823624, 39647248]

約数ペア:

[(1, 39647248), (2, 19823624), (4, 9911812), (8, 4955906), (16, 2477953), (139, 285232), (278, 142616), (556, 71308), (1112, 35654), (2224, 17827)]