20648478

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{9533}}^1$

素因数の和:9576

約数の個数: 24

約数和(自身を含む): 43589448

約数和(自身を除く): 22940970

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 361, 722, 1083, 2166, 9533, 19066, 28599, 57198, 181127, 362254, 543381, 1086762, 3441413, 6882826, 10324239, 20648478]

約数ペア:

[(1, 20648478), (2, 10324239), (3, 6882826), (6, 3441413), (19, 1086762), (38, 543381), (57, 362254), (114, 181127), (361, 57198), (722, 28599), (1083, 19066), (2166, 9533)]