1865230016

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{331}}^1\times {\mathrm{521}}^1$

素因数の和:890

約数の個数: 84

約数和(自身を含む): 4027758264

約数和(自身を除く): 2162528248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 331, 338, 416, 521, 662, 676, 832, 1042, 1324, 1352, 2084, 2648, 2704, 4168, 4303, 5296, 5408, 6773, 8336, 8606, 10592, 10816, 13546, 16672, 17212, 21184, 27092, 33344, 34424, 54184, 55939, 68848, 88049, 108368, 111878, 137696, 172451, 176098, 216736, 223756, 275392, 344902, 352196, 433472, 447512, 689804, 704392, 895024, 1379608, 1408784, 1790048, 2241863, 2759216, 2817568, 3580096, 4483726, 5518432, 5635136, 8967452, 11036864, 17934904, 29144219, 35869808, 58288438, 71739616, 116576876, 143479232, 233153752, 466307504, 932615008, 1865230016]

約数ペア:

[(1, 1865230016), (2, 932615008), (4, 466307504), (8, 233153752), (13, 143479232), (16, 116576876), (26, 71739616), (32, 58288438), (52, 35869808), (64, 29144219), (104, 17934904), (169, 11036864), (208, 8967452), (331, 5635136), (338, 5518432), (416, 4483726), (521, 3580096), (662, 2817568), (676, 2759216), (832, 2241863), (1042, 1790048), (1324, 1408784), (1352, 1379608), (2084, 895024), (2648, 704392), (2704, 689804), (4168, 447512), (4303, 433472), (5296, 352196), (5408, 344902), (6773, 275392), (8336, 223756), (8606, 216736), (10592, 176098), (10816, 172451), (13546, 137696), (16672, 111878), (17212, 108368), (21184, 88049), (27092, 68848), (33344, 55939), (34424, 54184)]