18121662

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1801}}^1$

素因数の和:1865

約数の個数: 48

約数和(自身を含む): 43291248

約数和(自身を除く): 25169586

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 1801, 3354, 3602, 5031, 5403, 10062, 10806, 16209, 23413, 32418, 46826, 70239, 77443, 140478, 154886, 210717, 232329, 421434, 464658, 696987, 1006759, 1393974, 2013518, 3020277, 6040554, 9060831, 18121662]

約数ペア:

[(1, 18121662), (2, 9060831), (3, 6040554), (6, 3020277), (9, 2013518), (13, 1393974), (18, 1006759), (26, 696987), (39, 464658), (43, 421434), (78, 232329), (86, 210717), (117, 154886), (129, 140478), (234, 77443), (258, 70239), (387, 46826), (559, 32418), (774, 23413), (1118, 16209), (1677, 10806), (1801, 10062), (3354, 5403), (3602, 5031)]