20736072148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{877}}^1\times {\mathrm{12497}}^1$

素因数の和:13432

約数の個数: 48

約数和(自身を含む): 40557109824

約数和(自身を除く): 19821037676

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 877, 946, 1754, 1892, 3508, 9647, 12497, 19294, 24994, 37711, 38588, 49988, 75422, 137467, 150844, 274934, 414821, 537371, 549868, 829642, 1074742, 1659284, 2149484, 5911081, 10959869, 11822162, 21919738, 23644324, 43839476, 120558559, 241117118, 471274367, 482234236, 942548734, 1885097468, 5184018037, 10368036074, 20736072148]

約数ペア:

[(1, 20736072148), (2, 10368036074), (4, 5184018037), (11, 1885097468), (22, 942548734), (43, 482234236), (44, 471274367), (86, 241117118), (172, 120558559), (473, 43839476), (877, 23644324), (946, 21919738), (1754, 11822162), (1892, 10959869), (3508, 5911081), (9647, 2149484), (12497, 1659284), (19294, 1074742), (24994, 829642), (37711, 549868), (38588, 537371), (49988, 414821), (75422, 274934), (137467, 150844)]