20036171008

素因数分解:

$2^8\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{1579}}^1$

素因数の和:1772

約数の個数: 144

約数和(自身を含む): 46840958080

約数和(自身を除く): 26804787072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 97, 112, 128, 146, 194, 224, 256, 292, 388, 448, 511, 584, 679, 776, 896, 1022, 1168, 1358, 1552, 1579, 1792, 2044, 2336, 2716, 3104, 3158, 4088, 4672, 5432, 6208, 6316, 7081, 8176, 9344, 10864, 11053, 12416, 12632, 14162, 16352, 18688, 21728, 22106, 24832, 25264, 28324, 32704, 43456, 44212, 49567, 50528, 56648, 65408, 86912, 88424, 99134, 101056, 113296, 115267, 130816, 153163, 173824, 176848, 198268, 202112, 226592, 230534, 306326, 353696, 396536, 404224, 453184, 461068, 612652, 707392, 793072, 806869, 906368, 922136, 1072141, 1225304, 1414784, 1586144, 1613738, 1812736, 1844272, 2144282, 2450608, 2829568, 3172288, 3227476, 3688544, 4288564, 4901216, 6344576, 6454952, 7377088, 8577128, 9802432, 11180899, 12689152, 12909904, 14754176, 17154256, 19604864, 22361798, 25819808, 29508352, 34308512, 39209728, 44723596, 51639616, 68617024, 78266293, 89447192, 103279232, 137234048, 156532586, 178894384, 206558464, 274468096, 313065172, 357788768, 626130344, 715577536, 1252260688, 1431155072, 2504521376, 2862310144, 5009042752, 10018085504, 20036171008]

約数ペア:

[(1, 20036171008), (2, 10018085504), (4, 5009042752), (7, 2862310144), (8, 2504521376), (14, 1431155072), (16, 1252260688), (28, 715577536), (32, 626130344), (56, 357788768), (64, 313065172), (73, 274468096), (97, 206558464), (112, 178894384), (128, 156532586), (146, 137234048), (194, 103279232), (224, 89447192), (256, 78266293), (292, 68617024), (388, 51639616), (448, 44723596), (511, 39209728), (584, 34308512), (679, 29508352), (776, 25819808), (896, 22361798), (1022, 19604864), (1168, 17154256), (1358, 14754176), (1552, 12909904), (1579, 12689152), (1792, 11180899), (2044, 9802432), (2336, 8577128), (2716, 7377088), (3104, 6454952), (3158, 6344576), (4088, 4901216), (4672, 4288564), (5432, 3688544), (6208, 3227476), (6316, 3172288), (7081, 2829568), (8176, 2450608), (9344, 2144282), (10864, 1844272), (11053, 1812736), (12416, 1613738), (12632, 1586144), (14162, 1414784), (16352, 1225304), (18688, 1072141), (21728, 922136), (22106, 906368), (24832, 806869), (25264, 793072), (28324, 707392), (32704, 612652), (43456, 461068), (44212, 453184), (49567, 404224), (50528, 396536), (56648, 353696), (65408, 306326), (86912, 230534), (88424, 226592), (99134, 202112), (101056, 198268), (113296, 176848), (115267, 173824), (130816, 153163)]