19004544321

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{3623}}^1$

素因数の和:3870

約数の個数: 64

約数和(自身を含む): 30635962368

約数和(自身を除く): 11631418047

約数列:

[1, 3, 7, 21, 37, 43, 111, 129, 157, 259, 301, 471, 777, 903, 1099, 1591, 3297, 3623, 4773, 5809, 6751, 10869, 11137, 17427, 20253, 25361, 33411, 40663, 47257, 76083, 121989, 134051, 141771, 155789, 249787, 402153, 467367, 568811, 749361, 938357, 1090523, 1706433, 1748509, 2815071, 3271569, 3981677, 5245527, 5764193, 11945031, 17292579, 21046007, 24458873, 40349351, 63138021, 73376619, 121048053, 147322049, 171212111, 441966147, 513636333, 904978301, 2714934903, 6334848107, 19004544321]

約数ペア:

[(1, 19004544321), (3, 6334848107), (7, 2714934903), (21, 904978301), (37, 513636333), (43, 441966147), (111, 171212111), (129, 147322049), (157, 121048053), (259, 73376619), (301, 63138021), (471, 40349351), (777, 24458873), (903, 21046007), (1099, 17292579), (1591, 11945031), (3297, 5764193), (3623, 5245527), (4773, 3981677), (5809, 3271569), (6751, 2815071), (10869, 1748509), (11137, 1706433), (17427, 1090523), (20253, 938357), (25361, 749361), (33411, 568811), (40663, 467367), (47257, 402153), (76083, 249787), (121989, 155789), (134051, 141771)]