20177206

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 35831808

約数和(自身を除く): 15654602

約数列:

[1, 2, 7, 14, 53, 71, 106, 142, 371, 383, 497, 742, 766, 994, 2681, 3763, 5362, 7526, 20299, 26341, 27193, 40598, 52682, 54386, 142093, 190351, 284186, 380702, 1441229, 2882458, 10088603, 20177206]

約数ペア:

[(1, 20177206), (2, 10088603), (7, 2882458), (14, 1441229), (53, 380702), (71, 284186), (106, 190351), (142, 142093), (371, 54386), (383, 52682), (497, 40598), (742, 27193), (766, 26341), (994, 20299), (2681, 7526), (3763, 5362)]