20121112081

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1307}}^1\times {\mathrm{115751}}^1$

素因数の和:117084

約数の個数: 16

約数和(自身を含む): 24224578560

約数和(自身を除く): 4103466479

約数列:

[1, 7, 19, 133, 1307, 9149, 24833, 115751, 173831, 810257, 2199269, 15394883, 151286557, 1059005899, 2874444583, 20121112081]

約数ペア:

[(1, 20121112081), (7, 2874444583), (19, 1059005899), (133, 151286557), (1307, 15394883), (9149, 2199269), (24833, 810257), (115751, 173831)]