18560072

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1117}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 36491520

約数和(自身を除く): 17931448

約数列:

[1, 2, 4, 8, 31, 62, 67, 124, 134, 248, 268, 536, 1117, 2077, 2234, 4154, 4468, 8308, 8936, 16616, 34627, 69254, 74839, 138508, 149678, 277016, 299356, 598712, 2320009, 4640018, 9280036, 18560072]

約数ペア:

[(1, 18560072), (2, 9280036), (4, 4640018), (8, 2320009), (31, 598712), (62, 299356), (67, 277016), (124, 149678), (134, 138508), (248, 74839), (268, 69254), (536, 34627), (1117, 16616), (2077, 8936), (2234, 8308), (4154, 4468)]