39680396

素因数分解:

$2^2\times 7^2\times {\mathrm{443}}^1\times {\mathrm{457}}^1$

素因数の和:918

約数の個数: 36

約数和(自身を含む): 81137448

約数和(自身を除く): 41457052

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 443, 457, 886, 914, 1772, 1828, 3101, 3199, 6202, 6398, 12404, 12796, 21707, 22393, 43414, 44786, 86828, 89572, 202451, 404902, 809804, 1417157, 2834314, 5668628, 9920099, 19840198, 39680396]

約数ペア:

[(1, 39680396), (2, 19840198), (4, 9920099), (7, 5668628), (14, 2834314), (28, 1417157), (49, 809804), (98, 404902), (196, 202451), (443, 89572), (457, 86828), (886, 44786), (914, 43414), (1772, 22393), (1828, 21707), (3101, 12796), (3199, 12404), (6202, 6398)]