19660971

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{9767}}^1$

素因数の和:9842

約数の個数: 16

約数和(自身を含む): 29069568

約数和(自身を除く): 9408597

約数列:

[1, 3, 11, 33, 61, 183, 671, 2013, 9767, 29301, 107437, 322311, 595787, 1787361, 6553657, 19660971]

約数ペア:

[(1, 19660971), (3, 6553657), (11, 1787361), (33, 595787), (61, 322311), (183, 107437), (671, 29301), (2013, 9767)]