20163379496

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{431801}}^1$

素因数の和:432269

約数の個数: 32

約数和(自身を含む): 40805289000

約数和(自身を除く): 20641909504

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 449, 898, 1796, 3592, 5837, 11674, 23348, 46696, 431801, 863602, 1727204, 3454408, 5613413, 11226826, 22453652, 44907304, 193878649, 387757298, 775514596, 1551029192, 2520422437, 5040844874, 10081689748, 20163379496]

約数ペア:

[(1, 20163379496), (2, 10081689748), (4, 5040844874), (8, 2520422437), (13, 1551029192), (26, 775514596), (52, 387757298), (104, 193878649), (449, 44907304), (898, 22453652), (1796, 11226826), (3592, 5613413), (5837, 3454408), (11674, 1727204), (23348, 863602), (46696, 431801)]