20622087

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 32736000

約数和(自身を除く): 12113913

約数列:

[1, 3, 9, 19, 27, 57, 61, 171, 183, 513, 549, 659, 1159, 1647, 1977, 3477, 5931, 10431, 12521, 17793, 31293, 37563, 40199, 112689, 120597, 338067, 361791, 763781, 1085373, 2291343, 6874029, 20622087]

約数ペア:

[(1, 20622087), (3, 6874029), (9, 2291343), (19, 1085373), (27, 763781), (57, 361791), (61, 338067), (171, 120597), (183, 112689), (513, 40199), (549, 37563), (659, 31293), (1159, 17793), (1647, 12521), (1977, 10431), (3477, 5931)]