20210067369

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{144847}}^1$

素因数の和:145309

約数の個数: 24

約数和(自身を含む): 30053063040

約数和(自身を除く): 9842995671

約数列:

[1, 3, 9, 37, 111, 333, 419, 1257, 3771, 15503, 46509, 139527, 144847, 434541, 1303623, 5359339, 16078017, 48234051, 60690893, 182072679, 546218037, 2245563041, 6736689123, 20210067369]

約数ペア:

[(1, 20210067369), (3, 6736689123), (9, 2245563041), (37, 546218037), (111, 182072679), (333, 60690893), (419, 48234051), (1257, 16078017), (3771, 5359339), (15503, 1303623), (46509, 434541), (139527, 144847)]