2018764

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:166

約数の個数: 36

約数和(自身を含む): 4014472

約数和(自身を除く): 1995708

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 97, 121, 172, 194, 242, 388, 473, 484, 946, 1067, 1892, 2134, 4171, 4268, 5203, 8342, 10406, 11737, 16684, 20812, 23474, 45881, 46948, 91762, 183524, 504691, 1009382, 2018764]

約数ペア:

[(1, 2018764), (2, 1009382), (4, 504691), (11, 183524), (22, 91762), (43, 46948), (44, 45881), (86, 23474), (97, 20812), (121, 16684), (172, 11737), (194, 10406), (242, 8342), (388, 5203), (473, 4268), (484, 4171), (946, 2134), (1067, 1892)]