20161475776

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{2879}}^1$

素因数の和:3366

約数の個数: 112

約数和(自身を含む): 45471283200

約数和(自身を除く): 25309807424

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 443, 494, 608, 832, 886, 988, 1216, 1772, 1976, 2879, 3544, 3952, 5758, 5759, 7088, 7904, 8417, 11516, 11518, 14176, 15808, 16834, 23032, 23036, 28352, 33668, 37427, 46064, 46072, 54701, 67336, 74854, 92128, 92144, 109402, 109421, 134672, 149708, 184256, 184288, 218804, 218842, 269344, 299416, 368576, 437608, 437684, 538688, 598832, 711113, 875216, 875368, 1197664, 1275397, 1422226, 1750432, 1750736, 2395328, 2550794, 2844452, 3500864, 3501472, 5101588, 5688904, 7002944, 10203176, 11377808, 16580161, 20406352, 22755616, 24232543, 33160322, 40812704, 45511232, 48465086, 66320644, 81625408, 96930172, 132641288, 193860344, 265282576, 315023059, 387720688, 530565152, 630046118, 775441376, 1061130304, 1260092236, 1550882752, 2520184472, 5040368944, 10080737888, 20161475776]

約数ペア:

[(1, 20161475776), (2, 10080737888), (4, 5040368944), (8, 2520184472), (13, 1550882752), (16, 1260092236), (19, 1061130304), (26, 775441376), (32, 630046118), (38, 530565152), (52, 387720688), (64, 315023059), (76, 265282576), (104, 193860344), (152, 132641288), (208, 96930172), (247, 81625408), (304, 66320644), (416, 48465086), (443, 45511232), (494, 40812704), (608, 33160322), (832, 24232543), (886, 22755616), (988, 20406352), (1216, 16580161), (1772, 11377808), (1976, 10203176), (2879, 7002944), (3544, 5688904), (3952, 5101588), (5758, 3501472), (5759, 3500864), (7088, 2844452), (7904, 2550794), (8417, 2395328), (11516, 1750736), (11518, 1750432), (14176, 1422226), (15808, 1275397), (16834, 1197664), (23032, 875368), (23036, 875216), (28352, 711113), (33668, 598832), (37427, 538688), (46064, 437684), (46072, 437608), (54701, 368576), (67336, 299416), (74854, 269344), (92128, 218842), (92144, 218804), (109402, 184288), (109421, 184256), (134672, 149708)]