20163205916

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1994777}}^1$

素因数の和:1994826

約数の個数: 36

約数和(自身を含む): 42560583408

約数和(自身を除く): 22397377492

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 2527, 5054, 10108, 1994777, 3989554, 7979108, 13963439, 27926878, 37900763, 55853756, 75801526, 151603052, 265305341, 530610682, 720114497, 1061221364, 1440228994, 2880457988, 5040801479, 10081602958, 20163205916]

約数ペア:

[(1, 20163205916), (2, 10081602958), (4, 5040801479), (7, 2880457988), (14, 1440228994), (19, 1061221364), (28, 720114497), (38, 530610682), (76, 265305341), (133, 151603052), (266, 75801526), (361, 55853756), (532, 37900763), (722, 27926878), (1444, 13963439), (2527, 7979108), (5054, 3989554), (10108, 1994777)]