20210798608

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1261913}}^1$

素因数の和:1261952

約数の個数: 80

約数和(自身を含む): 52576384896

約数和(自身を除く): 32365586288

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 286, 308, 364, 572, 616, 728, 1001, 1144, 1232, 1456, 2002, 2288, 4004, 8008, 16016, 1261913, 2523826, 5047652, 8833391, 10095304, 13881043, 16404869, 17666782, 20190608, 27762086, 32809738, 35333564, 55524172, 65619476, 70667128, 97167301, 111048344, 114834083, 131238952, 141334256, 180453559, 194334602, 222096688, 229668166, 262477904, 360907118, 388669204, 459336332, 721814236, 777338408, 918672664, 1263174913, 1443628472, 1554676816, 1837345328, 2526349826, 2887256944, 5052699652, 10105399304, 20210798608]

約数ペア:

[(1, 20210798608), (2, 10105399304), (4, 5052699652), (7, 2887256944), (8, 2526349826), (11, 1837345328), (13, 1554676816), (14, 1443628472), (16, 1263174913), (22, 918672664), (26, 777338408), (28, 721814236), (44, 459336332), (52, 388669204), (56, 360907118), (77, 262477904), (88, 229668166), (91, 222096688), (104, 194334602), (112, 180453559), (143, 141334256), (154, 131238952), (176, 114834083), (182, 111048344), (208, 97167301), (286, 70667128), (308, 65619476), (364, 55524172), (572, 35333564), (616, 32809738), (728, 27762086), (1001, 20190608), (1144, 17666782), (1232, 16404869), (1456, 13881043), (2002, 10095304), (2288, 8833391), (4004, 5047652), (8008, 2523826), (16016, 1261913)]