20512033072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{12619}}^1\times {\mathrm{5347}}^1$

素因数の和:17993

約数の個数: 40

約数和(自身を含む): 41844891200

約数和(自身を除く): 21332858128

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 5347, 10694, 12619, 21388, 25238, 42776, 50476, 85552, 100952, 101593, 201904, 203186, 239761, 406372, 479522, 812744, 959044, 1625488, 1918088, 3836176, 67473793, 134947586, 269895172, 539790344, 1079580688, 1282002067, 2564004134, 5128008268, 10256016536, 20512033072]

約数ペア:

[(1, 20512033072), (2, 10256016536), (4, 5128008268), (8, 2564004134), (16, 1282002067), (19, 1079580688), (38, 539790344), (76, 269895172), (152, 134947586), (304, 67473793), (5347, 3836176), (10694, 1918088), (12619, 1625488), (21388, 959044), (25238, 812744), (42776, 479522), (50476, 406372), (85552, 239761), (100952, 203186), (101593, 201904)]