About the Number

2012988428

2012988427 ← → 2012988429

2進数表記:1110111111110111100010000001100

漢数字表記:二十億千二百九十八万八千四百二十八

素因数分解:

2 2 × 11 3 × 17 1 × 23 1 × 967 1

素因数の和:1044
約数の個数: 96
約数和(自身を含む): 4285467648
約数和(自身を除く): 2272479220

約数列:
[1, 2, 4, 11, 17, 22, 23, 34, 44, 46, 68, 92, 121, 187, 242, 253, 374, 391, 484, 506, 748, 782, 967, 1012, 1331, 1564, 1934, 2057, 2662, 2783, 3868, 4114, 4301, 5324, 5566, 8228, 8602, 10637, 11132, 16439, 17204, 21274, 22241, 22627, 30613, 32878, 42548, 44482, 45254, 47311, 61226, 65756, 88964, 90508, 94622, 117007, 122452, 180829, 189244, 234014, 244651, 361658, 378097, 468028, 489302, 520421, 723316, 756194, 978604, 1040842, 1287077, 1512388, 1989119, 2081684, 2574154, 2691161, 3978238, 4159067, 5148308, 5382322, 7956476, 8318134, 10764644, 16636268, 21880309, 29602771, 43760618, 45749737, 59205542, 87521236, 91499474, 118411084, 182998948, 503247107, 1006494214, 2012988428]

約数ペア:
[(1, 2012988428), (2, 1006494214), (4, 503247107), (11, 182998948), (17, 118411084), (22, 91499474), (23, 87521236), (34, 59205542), (44, 45749737), (46, 43760618), (68, 29602771), (92, 21880309), (121, 16636268), (187, 10764644), (242, 8318134), (253, 7956476), (374, 5382322), (391, 5148308), (484, 4159067), (506, 3978238), (748, 2691161), (782, 2574154), (967, 2081684), (1012, 1989119), (1331, 1512388), (1564, 1287077), (1934, 1040842), (2057, 978604), (2662, 756194), (2783, 723316), (3868, 520421), (4114, 489302), (4301, 468028), (5324, 378097), (5566, 361658), (8228, 244651), (8602, 234014), (10637, 189244), (11132, 180829), (16439, 122452), (17204, 117007), (21274, 94622), (22241, 90508), (22627, 88964), (30613, 65756), (32878, 61226), (42548, 47311), (44482, 45254)]

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