13915830736

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{644729}}^1$

素因数の和:644827

約数の個数: 40

約数和(自身を含む): 28780747200

約数和(自身を除く): 14864916464

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 1136, 1349, 2698, 5396, 10792, 21584, 644729, 1289458, 2578916, 5157832, 10315664, 12249851, 24499702, 45775759, 48999404, 91551518, 97998808, 183103036, 195997616, 366206072, 732412144, 869739421, 1739478842, 3478957684, 6957915368, 13915830736]

約数ペア:

[(1, 13915830736), (2, 6957915368), (4, 3478957684), (8, 1739478842), (16, 869739421), (19, 732412144), (38, 366206072), (71, 195997616), (76, 183103036), (142, 97998808), (152, 91551518), (284, 48999404), (304, 45775759), (568, 24499702), (1136, 12249851), (1349, 10315664), (2698, 5157832), (5396, 2578916), (10792, 1289458), (21584, 644729)]