20235518336

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{27271}}^1$

素因数の和:27344

約数の個数: 128

約数和(自身を含む): 48068536320

約数和(自身を除く): 27833017984

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 32, 34, 44, 62, 64, 68, 88, 124, 128, 136, 176, 187, 248, 272, 341, 352, 374, 496, 527, 544, 682, 704, 748, 992, 1054, 1088, 1364, 1408, 1496, 1984, 2108, 2176, 2728, 2992, 3968, 4216, 5456, 5797, 5984, 8432, 10912, 11594, 11968, 16864, 21824, 23188, 23936, 27271, 33728, 43648, 46376, 54542, 67456, 92752, 109084, 185504, 218168, 299981, 371008, 436336, 463607, 599962, 742016, 845401, 872672, 927214, 1199924, 1690802, 1745344, 1854428, 2399848, 3381604, 3490688, 3708856, 4799696, 5099677, 6763208, 7417712, 9299411, 9599392, 10199354, 13526416, 14371817, 14835424, 18598822, 19198784, 20398708, 27052832, 28743634, 29670848, 37197644, 38397568, 40797416, 54105664, 57487268, 59341696, 74395288, 81594832, 108211328, 114974536, 148790576, 158089987, 163189664, 229949072, 297581152, 316179974, 326379328, 459898144, 595162304, 632359948, 652758656, 919796288, 1190324608, 1264719896, 1839592576, 2529439792, 5058879584, 10117759168, 20235518336]

約数ペア:

[(1, 20235518336), (2, 10117759168), (4, 5058879584), (8, 2529439792), (11, 1839592576), (16, 1264719896), (17, 1190324608), (22, 919796288), (31, 652758656), (32, 632359948), (34, 595162304), (44, 459898144), (62, 326379328), (64, 316179974), (68, 297581152), (88, 229949072), (124, 163189664), (128, 158089987), (136, 148790576), (176, 114974536), (187, 108211328), (248, 81594832), (272, 74395288), (341, 59341696), (352, 57487268), (374, 54105664), (496, 40797416), (527, 38397568), (544, 37197644), (682, 29670848), (704, 28743634), (748, 27052832), (992, 20398708), (1054, 19198784), (1088, 18598822), (1364, 14835424), (1408, 14371817), (1496, 13526416), (1984, 10199354), (2108, 9599392), (2176, 9299411), (2728, 7417712), (2992, 6763208), (3968, 5099677), (4216, 4799696), (5456, 3708856), (5797, 3490688), (5984, 3381604), (8432, 2399848), (10912, 1854428), (11594, 1745344), (11968, 1690802), (16864, 1199924), (21824, 927214), (23188, 872672), (23936, 845401), (27271, 742016), (33728, 599962), (43648, 463607), (46376, 436336), (54542, 371008), (67456, 299981), (92752, 218168), (109084, 185504)]