18680748

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{883}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 45741696

約数和(自身を除く): 27060948

約数列:

[1, 2, 3, 4, 6, 12, 41, 43, 82, 86, 123, 129, 164, 172, 246, 258, 492, 516, 883, 1763, 1766, 2649, 3526, 3532, 5289, 5298, 7052, 10578, 10596, 21156, 36203, 37969, 72406, 75938, 108609, 113907, 144812, 151876, 217218, 227814, 434436, 455628, 1556729, 3113458, 4670187, 6226916, 9340374, 18680748]

約数ペア:

[(1, 18680748), (2, 9340374), (3, 6226916), (4, 4670187), (6, 3113458), (12, 1556729), (41, 455628), (43, 434436), (82, 227814), (86, 217218), (123, 151876), (129, 144812), (164, 113907), (172, 108609), (246, 75938), (258, 72406), (492, 37969), (516, 36203), (883, 21156), (1763, 10596), (1766, 10578), (2649, 7052), (3526, 5298), (3532, 5289)]