20163123

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1933}}^1$

素因数の和:2019

約数の個数: 24

約数和(自身を含む): 31176080

約数和(自身を除く): 11012957

約数列:

[1, 3, 9, 19, 57, 61, 171, 183, 549, 1159, 1933, 3477, 5799, 10431, 17397, 36727, 110181, 117913, 330543, 353739, 1061217, 2240347, 6721041, 20163123]

約数ペア:

[(1, 20163123), (3, 6721041), (9, 2240347), (19, 1061217), (57, 353739), (61, 330543), (171, 117913), (183, 110181), (549, 36727), (1159, 17397), (1933, 10431), (3477, 5799)]