20210646716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5474173}}^1$

素因数の和:5474261

約数の個数: 24

約数和(自身を含む): 38625771744

約数和(自身を除く): 18415125028

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 5474173, 10948346, 21896692, 71164249, 142328498, 284656996, 388666283, 777332566, 1554665132, 5052661679, 10105323358, 20210646716]

約数ペア:

[(1, 20210646716), (2, 10105323358), (4, 5052661679), (13, 1554665132), (26, 777332566), (52, 388666283), (71, 284656996), (142, 142328498), (284, 71164249), (923, 21896692), (1846, 10948346), (3692, 5474173)]