20743111

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 22686048

約数和(自身を除く): 1942937

約数列:

[1, 17, 61, 83, 241, 1037, 1411, 4097, 5063, 14701, 20003, 86071, 249917, 340051, 1220183, 20743111]

約数ペア:

[(1, 20743111), (17, 1220183), (61, 340051), (83, 249917), (241, 86071), (1037, 20003), (1411, 14701), (4097, 5063)]