2017302064

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{640007}}^1$

素因数の和:640212

約数の個数: 20

約数和(自身を含む): 3928369104

約数和(自身を除く): 1911067040

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 640007, 1280014, 2560028, 5120056, 10240112, 126081379, 252162758, 504325516, 1008651032, 2017302064]

約数ペア:

[(1, 2017302064), (2, 1008651032), (4, 504325516), (8, 252162758), (16, 126081379), (197, 10240112), (394, 5120056), (788, 2560028), (1576, 1280014), (3152, 640007)]