20161255818

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{467}}^1\times {\mathrm{4013}}^1$

素因数の和:4659

約数の個数: 64

約数和(自身を含む): 44363884032

約数和(自身を除く): 24202628214

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 163, 326, 467, 489, 934, 978, 1401, 1793, 2802, 3586, 4013, 5137, 5379, 8026, 10274, 10758, 12039, 15411, 24078, 30822, 44143, 76121, 88286, 132429, 152242, 228363, 264858, 456726, 654119, 837331, 1308238, 1674662, 1874071, 1962357, 2511993, 3748142, 3924714, 5023986, 5622213, 7195309, 11244426, 14390618, 20614781, 21585927, 41229562, 43171854, 61844343, 123688686, 305473573, 610947146, 916420719, 1832841438, 3360209303, 6720418606, 10080627909, 20161255818]

約数ペア:

[(1, 20161255818), (2, 10080627909), (3, 6720418606), (6, 3360209303), (11, 1832841438), (22, 916420719), (33, 610947146), (66, 305473573), (163, 123688686), (326, 61844343), (467, 43171854), (489, 41229562), (934, 21585927), (978, 20614781), (1401, 14390618), (1793, 11244426), (2802, 7195309), (3586, 5622213), (4013, 5023986), (5137, 3924714), (5379, 3748142), (8026, 2511993), (10274, 1962357), (10758, 1874071), (12039, 1674662), (15411, 1308238), (24078, 837331), (30822, 654119), (44143, 456726), (76121, 264858), (88286, 228363), (132429, 152242)]