2019929552

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{797}}^1$

素因数の和:996

約数の個数: 80

約数和(自身を含む): 4189231872

約数和(自身を除く): 2169302320

約数列:

[1, 2, 4, 8, 16, 23, 46, 71, 92, 97, 142, 184, 194, 284, 368, 388, 568, 776, 797, 1136, 1552, 1594, 1633, 2231, 3188, 3266, 4462, 6376, 6532, 6887, 8924, 12752, 13064, 13774, 17848, 18331, 26128, 27548, 35696, 36662, 55096, 56587, 73324, 77309, 110192, 113174, 146648, 154618, 158401, 226348, 293296, 309236, 316802, 452696, 618472, 633604, 905392, 1236944, 1267208, 1301501, 1778107, 2534416, 2603002, 3556214, 5206004, 5488939, 7112428, 10412008, 10977878, 14224856, 20824016, 21955756, 28449712, 43911512, 87823024, 126245597, 252491194, 504982388, 1009964776, 2019929552]

約数ペア:

[(1, 2019929552), (2, 1009964776), (4, 504982388), (8, 252491194), (16, 126245597), (23, 87823024), (46, 43911512), (71, 28449712), (92, 21955756), (97, 20824016), (142, 14224856), (184, 10977878), (194, 10412008), (284, 7112428), (368, 5488939), (388, 5206004), (568, 3556214), (776, 2603002), (797, 2534416), (1136, 1778107), (1552, 1301501), (1594, 1267208), (1633, 1236944), (2231, 905392), (3188, 633604), (3266, 618472), (4462, 452696), (6376, 316802), (6532, 309236), (6887, 293296), (8924, 226348), (12752, 158401), (13064, 154618), (13774, 146648), (17848, 113174), (18331, 110192), (26128, 77309), (27548, 73324), (35696, 56587), (36662, 55096)]