2018736895

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{4783}}^1$

素因数の和:5215

約数の個数: 32

約数和(自身を含む): 2865807360

約数和(自身を除く): 847070465

約数列:

[1, 5, 7, 31, 35, 155, 217, 389, 1085, 1945, 2723, 4783, 12059, 13615, 23915, 33481, 60295, 84413, 148273, 167405, 422065, 741365, 1037911, 1860587, 5189555, 9302935, 13024109, 57678197, 65120545, 288390985, 403747379, 2018736895]

約数ペア:

[(1, 2018736895), (5, 403747379), (7, 288390985), (31, 65120545), (35, 57678197), (155, 13024109), (217, 9302935), (389, 5189555), (1085, 1860587), (1945, 1037911), (2723, 741365), (4783, 422065), (12059, 167405), (13615, 148273), (23915, 84413), (33481, 60295)]