19557434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:294

約数の個数: 32

約数和(自身を含む): 32672640

約数和(自身を除く): 13115206

約数列:

[1, 2, 13, 26, 67, 103, 109, 134, 206, 218, 871, 1339, 1417, 1742, 2678, 2834, 6901, 7303, 11227, 13802, 14606, 22454, 89713, 94939, 145951, 179426, 189878, 291902, 752209, 1504418, 9778717, 19557434]

約数ペア:

[(1, 19557434), (2, 9778717), (13, 1504418), (26, 752209), (67, 291902), (103, 189878), (109, 179426), (134, 145951), (206, 94939), (218, 89713), (871, 22454), (1339, 14606), (1417, 13802), (1742, 11227), (2678, 7303), (2834, 6901)]