20140972808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{890563}}^1$

素因数の和:890837

約数の個数: 32

約数和(自身を含む): 41357792160

約数和(自身を除く): 21216819352

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 257, 514, 1028, 2056, 2827, 5654, 11308, 22616, 890563, 1781126, 3562252, 7124504, 9796193, 19592386, 39184772, 78369544, 228874691, 457749382, 915498764, 1830997528, 2517621601, 5035243202, 10070486404, 20140972808]

約数ペア:

[(1, 20140972808), (2, 10070486404), (4, 5035243202), (8, 2517621601), (11, 1830997528), (22, 915498764), (44, 457749382), (88, 228874691), (257, 78369544), (514, 39184772), (1028, 19592386), (2056, 9796193), (2827, 7124504), (5654, 3562252), (11308, 1781126), (22616, 890563)]