20892718

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19381}}^1$

素因数の和:19408

約数の個数: 24

約数和(自身を含む): 39771864

約数和(自身を除く): 18879146

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 19381, 38762, 135667, 213191, 271334, 426382, 949669, 1492337, 1899338, 2984674, 10446359, 20892718]

約数ペア:

[(1, 20892718), (2, 10446359), (7, 2984674), (11, 1899338), (14, 1492337), (22, 949669), (49, 426382), (77, 271334), (98, 213191), (154, 135667), (539, 38762), (1078, 19381)]