218702902

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{21017}}^1$

素因数の和:21084

約数の個数: 24

約数和(自身を含む): 368992008

約数和(自身を除く): 150289106

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 5203, 10406, 21017, 42034, 231187, 462374, 903731, 1807462, 2543057, 5086114, 9941041, 19882082, 109351451, 218702902]

約数ペア:

[(1, 218702902), (2, 109351451), (11, 19882082), (22, 9941041), (43, 5086114), (86, 2543057), (121, 1807462), (242, 903731), (473, 462374), (946, 231187), (5203, 42034), (10406, 21017)]