18510338

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{223}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 35750400

約数和(自身を除く): 17240062

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 154, 223, 242, 343, 446, 539, 686, 847, 1078, 1561, 1694, 2453, 3122, 3773, 4906, 5929, 7546, 10927, 11858, 17171, 21854, 26983, 34342, 41503, 53966, 76489, 83006, 120197, 152978, 188881, 240394, 377762, 841379, 1322167, 1682758, 2644334, 9255169, 18510338]

約数ペア:

[(1, 18510338), (2, 9255169), (7, 2644334), (11, 1682758), (14, 1322167), (22, 841379), (49, 377762), (77, 240394), (98, 188881), (121, 152978), (154, 120197), (223, 83006), (242, 76489), (343, 53966), (446, 41503), (539, 34342), (686, 26983), (847, 21854), (1078, 17171), (1561, 11858), (1694, 10927), (2453, 7546), (3122, 5929), (3773, 4906)]