18939284

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7433}}^1$

素因数の和:7464

約数の個数: 36

約数和(自身を含む): 41526324

約数和(自身を除く): 22587040

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 7433, 14866, 29732, 52031, 96629, 104062, 193258, 208124, 364217, 386516, 676403, 728434, 1352806, 1456868, 2705612, 4734821, 9469642, 18939284]

約数ペア:

[(1, 18939284), (2, 9469642), (4, 4734821), (7, 2705612), (13, 1456868), (14, 1352806), (26, 728434), (28, 676403), (49, 386516), (52, 364217), (91, 208124), (98, 193258), (182, 104062), (196, 96629), (364, 52031), (637, 29732), (1274, 14866), (2548, 7433)]