20137452722

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{59}}^2\times {\mathrm{137}}^1\times {\mathrm{491}}^1$

素因数の和:791

約数の個数: 48

約数和(自身を含む): 31735405152

約数和(自身を除く): 11597952430

約数列:

[1, 2, 43, 59, 86, 118, 137, 274, 491, 982, 2537, 3481, 5074, 5891, 6962, 8083, 11782, 16166, 21113, 28969, 42226, 57938, 67267, 134534, 149683, 299366, 347569, 476897, 695138, 953794, 1245667, 1709171, 2491334, 2892481, 3418342, 3968753, 5784962, 7937506, 20506571, 41013142, 73494353, 146988706, 170656379, 234156427, 341312758, 468312854, 10068726361, 20137452722]

約数ペア:

[(1, 20137452722), (2, 10068726361), (43, 468312854), (59, 341312758), (86, 234156427), (118, 170656379), (137, 146988706), (274, 73494353), (491, 41013142), (982, 20506571), (2537, 7937506), (3481, 5784962), (5074, 3968753), (5891, 3418342), (6962, 2892481), (8083, 2491334), (11782, 1709171), (16166, 1245667), (21113, 953794), (28969, 695138), (42226, 476897), (57938, 347569), (67267, 299366), (134534, 149683)]