20086815

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{27329}}^1$

素因数の和:27351

約数の個数: 24

約数和(自身を含む): 37387440

約数和(自身を除く): 17300625

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 27329, 81987, 136645, 191303, 409935, 573909, 956515, 1339121, 2869545, 4017363, 6695605, 20086815]

約数ペア:

[(1, 20086815), (3, 6695605), (5, 4017363), (7, 2869545), (15, 1339121), (21, 956515), (35, 573909), (49, 409935), (105, 191303), (147, 136645), (245, 81987), (735, 27329)]