20760175737

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^2\times {\mathrm{73}}^1\times {\mathrm{1607}}^1$

素因数の和:1799

約数の個数: 72

約数和(自身を含む): 35430105984

約数和(自身を除く): 14669930247

約数列:

[1, 3, 7, 9, 21, 53, 63, 73, 159, 219, 371, 477, 511, 657, 1113, 1533, 1607, 2809, 3339, 3869, 4599, 4821, 8427, 11249, 11607, 14463, 19663, 25281, 27083, 33747, 34821, 58989, 81249, 85171, 101241, 117311, 176967, 205057, 243747, 255513, 351933, 596197, 615171, 766539, 821177, 1055799, 1435399, 1788591, 1845513, 2463531, 4306197, 4514063, 5365773, 6217483, 7390593, 12918591, 13542189, 18652449, 31598441, 40626567, 43522381, 55957347, 94795323, 130567143, 284385969, 329526599, 391701429, 988579797, 2306686193, 2965739391, 6920058579, 20760175737]

約数ペア:

[(1, 20760175737), (3, 6920058579), (7, 2965739391), (9, 2306686193), (21, 988579797), (53, 391701429), (63, 329526599), (73, 284385969), (159, 130567143), (219, 94795323), (371, 55957347), (477, 43522381), (511, 40626567), (657, 31598441), (1113, 18652449), (1533, 13542189), (1607, 12918591), (2809, 7390593), (3339, 6217483), (3869, 5365773), (4599, 4514063), (4821, 4306197), (8427, 2463531), (11249, 1845513), (11607, 1788591), (14463, 1435399), (19663, 1055799), (25281, 821177), (27083, 766539), (33747, 615171), (34821, 596197), (58989, 351933), (81249, 255513), (85171, 243747), (101241, 205057), (117311, 176967)]