20126280727

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{113}}^2\times {\mathrm{1693}}^1$

素因数の和:1952

約数の個数: 36

約数和(自身を含む): 24879134280

約数和(自身を除く): 4752853553

約数列:

[1, 7, 19, 49, 113, 133, 791, 931, 1693, 2147, 5537, 11851, 12769, 15029, 32167, 82957, 89383, 105203, 191309, 225169, 242611, 625681, 1339163, 1576183, 1698277, 3634871, 9374141, 11887939, 21617917, 25444097, 151325419, 178108679, 410740423, 1059277933, 2875182961, 20126280727]

約数ペア:

[(1, 20126280727), (7, 2875182961), (19, 1059277933), (49, 410740423), (113, 178108679), (133, 151325419), (791, 25444097), (931, 21617917), (1693, 11887939), (2147, 9374141), (5537, 3634871), (11851, 1698277), (12769, 1576183), (15029, 1339163), (32167, 625681), (82957, 242611), (89383, 225169), (105203, 191309)]