40045648

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{18269}}^1$

素因数の和:18414

約数の個数: 20

約数和(自身を含む): 78159060

約数和(自身を除く): 38113412

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 18269, 36538, 73076, 146152, 292304, 2502853, 5005706, 10011412, 20022824, 40045648]

約数ペア:

[(1, 40045648), (2, 20022824), (4, 10011412), (8, 5005706), (16, 2502853), (137, 292304), (274, 146152), (548, 73076), (1096, 36538), (2192, 18269)]