20186432650

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{19469}}^1$

素因数の和:19803

約数の個数: 48

約数和(自身を含む): 38133552600

約数和(自身を除く): 17947119950

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 233, 445, 466, 890, 1165, 2225, 2330, 4450, 5825, 11650, 19469, 20737, 38938, 41474, 97345, 103685, 194690, 207370, 486725, 518425, 973450, 1036850, 1732741, 3465482, 4536277, 8663705, 9072554, 17327410, 22681385, 43318525, 45362770, 86637050, 113406925, 226813850, 403728653, 807457306, 2018643265, 4037286530, 10093216325, 20186432650]

約数ペア:

[(1, 20186432650), (2, 10093216325), (5, 4037286530), (10, 2018643265), (25, 807457306), (50, 403728653), (89, 226813850), (178, 113406925), (233, 86637050), (445, 45362770), (466, 43318525), (890, 22681385), (1165, 17327410), (2225, 9072554), (2330, 8663705), (4450, 4536277), (5825, 3465482), (11650, 1732741), (19469, 1036850), (20737, 973450), (38938, 518425), (41474, 486725), (97345, 207370), (103685, 194690)]