20175936201

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{8689}}^1$

素因数の和:9118

約数の個数: 48

約数和(自身を含む): 31595449600

約数和(自身を除く): 11419513399

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 367, 703, 1101, 2109, 3303, 6327, 6973, 8689, 13579, 20919, 26067, 40737, 62757, 78201, 122211, 165091, 258001, 321493, 495273, 774003, 964479, 1485819, 2322009, 2893437, 3188863, 6108367, 9566589, 18325101, 28699767, 54975303, 60588397, 117987931, 181765191, 353963793, 545295573, 1061891379, 2241770689, 6725312067, 20175936201]

約数ペア:

[(1, 20175936201), (3, 6725312067), (9, 2241770689), (19, 1061891379), (37, 545295573), (57, 353963793), (111, 181765191), (171, 117987931), (333, 60588397), (367, 54975303), (703, 28699767), (1101, 18325101), (2109, 9566589), (3303, 6108367), (6327, 3188863), (6973, 2893437), (8689, 2322009), (13579, 1485819), (20919, 964479), (26067, 774003), (40737, 495273), (62757, 321493), (78201, 258001), (122211, 165091)]