20420389152

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{1729369}}^1$

素因数の和:1729426

約数の個数: 72

約数和(自身を含む): 59486869260

約数和(自身を除く): 39066480108

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1968, 2952, 3936, 5904, 11808, 1729369, 3458738, 5188107, 6917476, 10376214, 13834952, 15564321, 20752428, 27669904, 31128642, 41504856, 55339808, 62257284, 70904129, 83009712, 124514568, 141808258, 166019424, 212712387, 249029136, 283616516, 425424774, 498058272, 567233032, 638137161, 850849548, 1134466064, 1276274322, 1701699096, 2268932128, 2552548644, 3403398192, 5105097288, 6806796384, 10210194576, 20420389152]

約数ペア:

[(1, 20420389152), (2, 10210194576), (3, 6806796384), (4, 5105097288), (6, 3403398192), (8, 2552548644), (9, 2268932128), (12, 1701699096), (16, 1276274322), (18, 1134466064), (24, 850849548), (32, 638137161), (36, 567233032), (41, 498058272), (48, 425424774), (72, 283616516), (82, 249029136), (96, 212712387), (123, 166019424), (144, 141808258), (164, 124514568), (246, 83009712), (288, 70904129), (328, 62257284), (369, 55339808), (492, 41504856), (656, 31128642), (738, 27669904), (984, 20752428), (1312, 15564321), (1476, 13834952), (1968, 10376214), (2952, 6917476), (3936, 5188107), (5904, 3458738), (11808, 1729369)]