1947742764

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{641549}}^1$

素因数の和:641590

約数の個数: 48

約数和(自身を含む): 5173459200

約数和(自身を除く): 3225716436

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 69, 92, 132, 138, 253, 276, 506, 759, 1012, 1518, 3036, 641549, 1283098, 1924647, 2566196, 3849294, 7057039, 7698588, 14114078, 14755627, 21171117, 28228156, 29511254, 42342234, 44266881, 59022508, 84684468, 88533762, 162311897, 177067524, 324623794, 486935691, 649247588, 973871382, 1947742764]

約数ペア:

[(1, 1947742764), (2, 973871382), (3, 649247588), (4, 486935691), (6, 324623794), (11, 177067524), (12, 162311897), (22, 88533762), (23, 84684468), (33, 59022508), (44, 44266881), (46, 42342234), (66, 29511254), (69, 28228156), (92, 21171117), (132, 14755627), (138, 14114078), (253, 7698588), (276, 7057039), (506, 3849294), (759, 2566196), (1012, 1924647), (1518, 1283098), (3036, 641549)]