2018478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 5349888

約数和(自身を除く): 3331410

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 21, 22, 33, 34, 42, 51, 66, 77, 102, 119, 154, 187, 231, 238, 257, 357, 374, 462, 514, 561, 714, 771, 1122, 1309, 1542, 1799, 2618, 2827, 3598, 3927, 4369, 5397, 5654, 7854, 8481, 8738, 10794, 13107, 16962, 19789, 26214, 30583, 39578, 48059, 59367, 61166, 91749, 96118, 118734, 144177, 183498, 288354, 336413, 672826, 1009239, 2018478]

約数ペア:

[(1, 2018478), (2, 1009239), (3, 672826), (6, 336413), (7, 288354), (11, 183498), (14, 144177), (17, 118734), (21, 96118), (22, 91749), (33, 61166), (34, 59367), (42, 48059), (51, 39578), (66, 30583), (77, 26214), (102, 19789), (119, 16962), (154, 13107), (187, 10794), (231, 8738), (238, 8481), (257, 7854), (357, 5654), (374, 5397), (462, 4369), (514, 3927), (561, 3598), (714, 2827), (771, 2618), (1122, 1799), (1309, 1542)]