18778864016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5615689}}^1$

素因数の和:5615727

約数の個数: 40

約数和(自身を含む): 41780733600

約数和(自身を除く): 23001869584

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 5615689, 11231378, 22462756, 44925512, 61772579, 89851024, 106698091, 123545158, 213396182, 247090316, 426792364, 494180632, 853584728, 988361264, 1173679001, 1707169456, 2347358002, 4694716004, 9389432008, 18778864016]

約数ペア:

[(1, 18778864016), (2, 9389432008), (4, 4694716004), (8, 2347358002), (11, 1707169456), (16, 1173679001), (19, 988361264), (22, 853584728), (38, 494180632), (44, 426792364), (76, 247090316), (88, 213396182), (152, 123545158), (176, 106698091), (209, 89851024), (304, 61772579), (418, 44925512), (836, 22462756), (1672, 11231378), (3344, 5615689)]