19021276

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 36578304

約数和(自身を除く): 17557028

約数列:

[1, 2, 4, 23, 46, 47, 53, 83, 92, 94, 106, 166, 188, 212, 332, 1081, 1219, 1909, 2162, 2438, 2491, 3818, 3901, 4324, 4399, 4876, 4982, 7636, 7802, 8798, 9964, 15604, 17596, 57293, 89723, 101177, 114586, 179446, 202354, 206753, 229172, 358892, 404708, 413506, 827012, 4755319, 9510638, 19021276]

約数ペア:

[(1, 19021276), (2, 9510638), (4, 4755319), (23, 827012), (46, 413506), (47, 404708), (53, 358892), (83, 229172), (92, 206753), (94, 202354), (106, 179446), (166, 114586), (188, 101177), (212, 89723), (332, 57293), (1081, 17596), (1219, 15604), (1909, 9964), (2162, 8798), (2438, 7802), (2491, 7636), (3818, 4982), (3901, 4876), (4324, 4399)]