20184540866

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1\times {\mathrm{449}}^1$

素因数の和:987

約数の個数: 64

約数和(自身を含む): 35497440000

約数和(自身を除く): 15312899134

約数列:

[1, 2, 7, 14, 89, 109, 178, 218, 331, 449, 623, 662, 763, 898, 1246, 1526, 2317, 3143, 4634, 6286, 9701, 19402, 29459, 36079, 39961, 48941, 58918, 67907, 72158, 79922, 97882, 135814, 148619, 206213, 252553, 279727, 297238, 342587, 412426, 505106, 559454, 685174, 1040333, 2080666, 3211031, 4355749, 6422062, 8711498, 13227091, 16199471, 22477217, 26454182, 30490243, 32398942, 44954434, 60980486, 92589637, 113396297, 185179274, 226792594, 1441752919, 2883505838, 10092270433, 20184540866]

約数ペア:

[(1, 20184540866), (2, 10092270433), (7, 2883505838), (14, 1441752919), (89, 226792594), (109, 185179274), (178, 113396297), (218, 92589637), (331, 60980486), (449, 44954434), (623, 32398942), (662, 30490243), (763, 26454182), (898, 22477217), (1246, 16199471), (1526, 13227091), (2317, 8711498), (3143, 6422062), (4634, 4355749), (6286, 3211031), (9701, 2080666), (19402, 1040333), (29459, 685174), (36079, 559454), (39961, 505106), (48941, 412426), (58918, 342587), (67907, 297238), (72158, 279727), (79922, 252553), (97882, 206213), (135814, 148619)]