20039954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19381}}^1$

素因数の和:19441

約数の個数: 16

約数和(自身を含む): 33492096

約数和(自身を除く): 13452142

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 19381, 38762, 213191, 426382, 910907, 1821814, 10019977, 20039954]

約数ペア:

[(1, 20039954), (2, 10019977), (11, 1821814), (22, 910907), (47, 426382), (94, 213191), (517, 38762), (1034, 19381)]