20467832

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 27916168

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 149, 154, 223, 298, 308, 446, 596, 616, 892, 1043, 1192, 1561, 1639, 1784, 2086, 2453, 3122, 3278, 4172, 4906, 6244, 6556, 8344, 9812, 11473, 12488, 13112, 17171, 19624, 22946, 33227, 34342, 45892, 66454, 68684, 91784, 132908, 137368, 232589, 265816, 365497, 465178, 730994, 930356, 1461988, 1860712, 2558479, 2923976, 5116958, 10233916, 20467832]

約数ペア:

[(1, 20467832), (2, 10233916), (4, 5116958), (7, 2923976), (8, 2558479), (11, 1860712), (14, 1461988), (22, 930356), (28, 730994), (44, 465178), (56, 365497), (77, 265816), (88, 232589), (149, 137368), (154, 132908), (223, 91784), (298, 68684), (308, 66454), (446, 45892), (596, 34342), (616, 33227), (892, 22946), (1043, 19624), (1192, 17171), (1561, 13112), (1639, 12488), (1784, 11473), (2086, 9812), (2453, 8344), (3122, 6556), (3278, 6244), (4172, 4906)]