20047071

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31973}}^1$

素因数の和:32006

約数の個数: 16

約数和(自身を含む): 30695040

約数和(自身を除く): 10647969

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 31973, 95919, 351703, 607487, 1055109, 1822461, 6682357, 20047071]

約数ペア:

[(1, 20047071), (3, 6682357), (11, 1822461), (19, 1055109), (33, 607487), (57, 351703), (209, 95919), (627, 31973)]