2008097672

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1\times {\mathrm{1889}}^1$

素因数の和:2406

約数の個数: 64

約数和(自身を含む): 4419878400

約数和(自身を除く): 2411780728

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 463, 574, 926, 1148, 1852, 1889, 2296, 3241, 3704, 3778, 6482, 7556, 12964, 13223, 15112, 18983, 25928, 26446, 37966, 52892, 75932, 77449, 105784, 132881, 151864, 154898, 265762, 309796, 531524, 542143, 619592, 874607, 1063048, 1084286, 1749214, 2168572, 3498428, 4337144, 6122249, 6996856, 12244498, 24488996, 35858887, 48977992, 71717774, 143435548, 251012209, 286871096, 502024418, 1004048836, 2008097672]

約数ペア:

[(1, 2008097672), (2, 1004048836), (4, 502024418), (7, 286871096), (8, 251012209), (14, 143435548), (28, 71717774), (41, 48977992), (56, 35858887), (82, 24488996), (164, 12244498), (287, 6996856), (328, 6122249), (463, 4337144), (574, 3498428), (926, 2168572), (1148, 1749214), (1852, 1084286), (1889, 1063048), (2296, 874607), (3241, 619592), (3704, 542143), (3778, 531524), (6482, 309796), (7556, 265762), (12964, 154898), (13223, 151864), (15112, 132881), (18983, 105784), (25928, 77449), (26446, 75932), (37966, 52892)]