20176491906

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{8689273}}^1$

素因数の和:8689327

約数の個数: 32

約数和(自身を含む): 45879366720

約数和(自身を除く): 25702874814

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 2322, 8689273, 17378546, 26067819, 52135638, 78203457, 156406914, 234610371, 373638739, 469220742, 747277478, 1120916217, 2241832434, 3362748651, 6725497302, 10088245953, 20176491906]

約数ペア:

[(1, 20176491906), (2, 10088245953), (3, 6725497302), (6, 3362748651), (9, 2241832434), (18, 1120916217), (27, 747277478), (43, 469220742), (54, 373638739), (86, 234610371), (129, 156406914), (258, 78203457), (387, 52135638), (774, 26067819), (1161, 17378546), (2322, 8689273)]