19105394

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:543

約数の個数: 48

約数和(自身を含む): 37428480

約数和(自身を除く): 18323086

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 74, 77, 98, 154, 259, 407, 479, 518, 539, 814, 958, 1078, 1813, 2849, 3353, 3626, 5269, 5698, 6706, 10538, 17723, 19943, 23471, 35446, 36883, 39886, 46942, 73766, 124061, 194953, 248122, 258181, 389906, 516362, 868427, 1364671, 1736854, 2729342, 9552697, 19105394]

約数ペア:

[(1, 19105394), (2, 9552697), (7, 2729342), (11, 1736854), (14, 1364671), (22, 868427), (37, 516362), (49, 389906), (74, 258181), (77, 248122), (98, 194953), (154, 124061), (259, 73766), (407, 46942), (479, 39886), (518, 36883), (539, 35446), (814, 23471), (958, 19943), (1078, 17723), (1813, 10538), (2849, 6706), (3353, 5698), (3626, 5269)]