12820782

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 29917440

約数和(自身を除く): 17096658

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 41, 57, 78, 82, 114, 123, 211, 246, 247, 422, 494, 533, 633, 741, 779, 1066, 1266, 1482, 1558, 1599, 2337, 2743, 3198, 4009, 4674, 5486, 8018, 8229, 8651, 10127, 12027, 16458, 17302, 20254, 24054, 25953, 30381, 51906, 52117, 60762, 104234, 112463, 156351, 164369, 224926, 312702, 328738, 337389, 493107, 674778, 986214, 2136797, 4273594, 6410391, 12820782]

約数ペア:

[(1, 12820782), (2, 6410391), (3, 4273594), (6, 2136797), (13, 986214), (19, 674778), (26, 493107), (38, 337389), (39, 328738), (41, 312702), (57, 224926), (78, 164369), (82, 156351), (114, 112463), (123, 104234), (211, 60762), (246, 52117), (247, 51906), (422, 30381), (494, 25953), (533, 24054), (633, 20254), (741, 17302), (779, 16458), (1066, 12027), (1266, 10127), (1482, 8651), (1558, 8229), (1599, 8018), (2337, 5486), (2743, 4674), (3198, 4009)]