2388894638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{42557}}^1$

素因数の和:42716

約数の個数: 32

約数和(自身を含む): 4118252544

約数和(自身を除く): 1729357906

約数列:

[1, 2, 13, 17, 26, 34, 127, 221, 254, 442, 1651, 2159, 3302, 4318, 28067, 42557, 56134, 85114, 553241, 723469, 1106482, 1446938, 5404739, 9405097, 10809478, 18810194, 70261607, 91880563, 140523214, 183761126, 1194447319, 2388894638]

約数ペア:

[(1, 2388894638), (2, 1194447319), (13, 183761126), (17, 140523214), (26, 91880563), (34, 70261607), (127, 18810194), (221, 10809478), (254, 9405097), (442, 5404739), (1651, 1446938), (2159, 1106482), (3302, 723469), (4318, 553241), (28067, 85114), (42557, 56134)]